As infants gain familiarity with repeated exposure to a visual stimulus, their interest wanes and they look away sooner. the decrease in an infant’s responsiveness is called?

Answers

Answer 1

Babies get used to repeating exposure to visual influences, but their interest wanes and they look away more quickly. This decrease in the baby's responsiveness is called Speech delay.

What is speech delay?

Speech delay is a delay in a child's ability to convey something or speak. In this condition, the child is unable to convey his thoughts properly, so his words are difficult to understand. Children with speech delays are able to say words but have difficulty connecting them.

Speech delays can be caused by impaired physical growth, ear infections, or problems with the mouth or hearing. One of the causes of speech delay in children is screen time or being exposed to too long and frequent use of gadget screens.

Learn more about the visual cliff function here :

https://brainly.com/question/3065778

#SPJ4


Related Questions

The use of air pressure in the ear canal to test for disorders of the middle ear is known as ____________________. This procedure is used to detect fluid buildup in the middle ear.

Answers

The use of air pressure in the ear canal to test for disorders of the middle ear is known as tympanometry This procedure is used to detect fluid buildup in the middle ear.

What about ear surgery?Ossiculoplasty. If your middle ear's three tiny ossicles have been harmed by ear infections or other trauma, you may need to have an ossiculoplasty. General anesthesia is also used for this surgery. Bones from a donor can be used to replace missing ones, or prosthetics can be used.The softest, or least audible, sound that a person can hear is measured during a pure tone audiometry exam. Wearing earbuds allows you to hear a variety of sounds in one ear at a time while taking the test.A disorder known as otosclerosis causes abnormal bone development inside the ear. It's a rather typical reason why young individuals lose their hearing.

Learn more about air pressure here:

https://brainly.com/question/2353923

#SPJ4

You were hired by the South Carolina Department of Health and Environmental Control( DHEC) to pick the best location for a major South Carolina fishing tournament along one of its rivers. Since you cannot visit each of the locations In order to make your selection you request river quality data. Based on the data received, which river would you select to host the fishing tournament? In your response be sure to address dissolved oxygen, pH, specific conductance, temperature, and turbidity.


Grading Criteria:

Student identified the best river to hold the tournament. ( 1 point)
Student mentions dissolved oxygen in response. ( 1 point)
Student mentions ph in response. ( 1 point)
Student mentions specific conductance. ( 1 point)
Student mentions temperature. ( 1 point)
Student mentions turbidity in response. ( 1 point)

Answers

Some of the criteria that are important to select a good quality river for a fishing tournament are:

dissolved oxygen, pH, specific conductance, temperature,  turbidity.

The above factors are important because the amount of oxygen (dissolved oxygen) in a river has lower dissolved oxygen than fast running bodies of water and this would show the presence of fish.

What is Water Quality?

This refers to the biological, chemical, and physical characteristics of a body of water that shows the condition of the water.

Hence, to ensure that a fishing competition is able to hold in a river based on the request by the South Carolina Department of Health and Environmental Control( DHEC), the above-listed factors should be of good quality so people can catch fish and keep the ecological balance.

Read more about water quality here:

https://brainly.com/question/8920269

#SPJ1

Plants with higher numbers of stomata on the surfaces of their leaves would likely have higher rates of transpiration when compared to plants with lower numbers of stomata because __________

Answers

Nearly 97 % of water from plants is lost through stomatal transpiration, so the more stomata, the higher the transpiration rate.

Plants with higher numbers of stomata on the surfaces of their leaves would likely have higher rates of transpiration when compared to plants with lower numbers of stomata because almost 97 % of water from plants is lost through stomatal transpiration.

What is Transpiration?

Transpiration is a process which involves loss of water vapour through the stomata of plants and this loss cools the plant down when the weather is very hot, so the water from the stem and roots moves upwards or is 'pulled' into the leaves.

The water remaining 97–99.5% is lost by transpiration and guttation through the presence of stomata in the leaves. In this process, water evaporates in the atmosphere from plant leaves and other part.

There are different types of transpiration which depends on the organ that performs transpiration

Stomatal transpirationCuticular transpirationLenticular Transpiration

Thus, plants with higher numbers of stomata on the surfaces of their leaves would likely have higher rates of transpiration when compared to plants with lower numbers of stomata because almost 97 % of water from plants is lost through stomatal transpiration.

Learn more about Transpiration, here:

https://brainly.com/question/13891305

#SPJ2

Which combination of alleles are always involved in the inheritance of a sex-linked trait?

Answers

Answer:

important category of genetic linkage has to do with the X and Y sex chromosomes. These not only carry the genes that determine male and female traits but also those for some other characteristics as well.

Answer:

alleles that are carried on X and Y chromosomes

Explanation:

Edge

Interestingly, experiments have shown that PALA can act as both an activator and an inhibitor of ATCase activity. Specifically, PALA acts as an activator at low concentrations and an inhibitor at high concentrations. Propose an explanation for this observation.

Answers

A Final statement or concluding statement PALA may activate ATCase at low Asp concentrations and saturating CP concentrations .

According to the Statement:

Instead of activation, inhibition occurs when PALA or Asp concentrations are high. The activation generated by low concentrations of PALA can be explained by the MWC model. The majority of the population of the enzyme does not transition to the R state at low Asp concentrations because the Asp concentration is insufficient to encourage this transition. As a result, the majority of the enzyme population is in the low-activity, low-affinity T state.

On the other hand, PALA binding, because of the way its structure resembles the transition state structure of the process, is able to keep the enzyme in the high-activity, high-affinity R state.

As a result, activity increases at low concentrations of PALA; but, as PALA concentration rises, more and more of the active sites are replaced by the non-hydrolyzable bisubstrate analog, and activity falls. At high Asp concentrations and a saturating CP concentration, PALA activation is not seen.

PALA binding just blocks the active site to which it binds and reduces activity because the enzyme population is already in the R state under these circumstances.

To learn more about ATCase visit:

https://brainly.com/question/13063784

#SPJ4

A Final statement or concluding statement PALA may activate ATCase at low Asp concentrations and saturating CP concentrations .

However, increasing the concentration of PALA or Asp results in inhibition rather than activation. The MWC model can explain the activation caused by low amounts of PALA.

Because the Asp concentration is inadequate to promote the transition to the R state for the majority of the enzyme population at low Asp concentrations, the enzyme remains mostly in the low-activity, low-affinity T state. PALA binding, on the other hand, is able to maintain the enzyme in the high-activity, high-affinity R state because its structure mirrors the transition state structure of the process.

The concerted shift to the R state frees up the majority of active sites, allowing them to react with substrates and produce products, while a minority of active sites bound with PALA are inactive yet keep the enzyme in the R state.

As a result, activity rises at low PALA concentrations; but, as PALA concentration increases, more and more of the active sites are replaced by the non-hydrolyzable bisubstrate analog, and activity decreases. PALA activation is not detected at high Asp concentrations and a saturating concentration of CP.

Because the enzyme population is already in the R state under these conditions, PALA binding merely blocks the active site to which it binds and decreases activity.

To learn more about ATCase from the given link

https://brainly.com/question/13527873

#SPJ4

Asynchronous development of hematopoietic cells within the bone marrow is the result of:________.

Answers

Asynchronous development of hematopoietic cells within the bone marrow is the result of decreased cellularity of hematopoietic precursors in the bone marrow.

Hematopoietic stem cells are found in the peripheral blood and the bone marrow. Also called blood stem cell.

These cells begins as an unspecialized stem cell. This stem cell multiplies, and some of these new cells transform into precursor cells(Asynchronous).

After birth, and during early childhood, hematopoiesis occurs in the red marrow of the bone, with age, hematopoiesis becomes restricted to the skull, sternum, ribs, vertebrae, and pelvis.

To learn more about Asynchronous development of hematopoietic cells within the bone marrow ,here

brainly.com/question/14329448

#SPJ4

The most complicated spinal reflexes are called:

Answers

Intersegmental reflex arcs

Describe one feature shared by all ape bodies (other than lack of a tail) that represents an adaptation to suspensory locomotion.

Answers

Other than lack of a tail, all ape bodies have long curved fingers which represent adaptation to suspensory locomotion.

Suspensory locomotion is type of a feeding behavior or an arboreal locomotion which involves the suspension or the hanging of the body of an organism from a tree. Apes developed some adaptations which help them in this type of locomotion. These adaptations include a lack of tail, a vertical posture, conical rib cage, a mobile lumber vertebrae, wrist rotation, scapulae on their back, grasping limbs with shortened thumbs and long curved fingers.

All these adaptations help the ape to climb and suspend themselves from the branches of the trees and also helps them achieve a swinging motion.

To learn more about adaptations here

brainly.com/question/14357209

#SPJ4

What neurotransmitter is released from the sympathetic preganglionic fiber?
a. epinephrine
b. sodium
c. dopamine
d. norepinephrine
e. acetylcholine

Answers

The neurotransmitters which is released from the sympathetic preganglionic fiber is acetylcholine

What are neurotransmitters?

Neurotransmitters are those chemical substances which are released at the end of a nerve fibre by the arrival of a nerve impulse and by diffusing across the synapse or junction, they effects the transfer of the impulse to another nerve fibre

So few other examples of neurotransmitters are:

SerotoninDopamineGlutamateHistamineNorepinephrine

So therefore, the neurotransmitters which is released from the sympathetic preganglionic fiber is acetylcholine

Learn more about neurotransmitters:

https://brainly.com/question/13802823

#SPJ1

Kaylyn suffers from anorexia nervosa. She induces vomiting. This is called:__________.

Answers

Kaylyn suffers from anorexia nervosa. She induces vomiting. This is called C) purging.

Anorexia is characterized by a distorted body photograph, with an unwarranted worry of being overweight. Symptoms consist of trying to preserve a beneath-regular weight through starvation or too much exercise. The clinical remedy may be had to restore normal weight. communicate therapy can assist with and conduct changes.

Anorexia nervosa is characterized by way of emaciation, continuing pursuit of thinness and unwillingness to maintain an ordinary or healthful weight, a distortion of frame image and extreme fear of gaining weight, and a loss of menstruation among women and ladies, and extraordinarily disturbed ingesting conduct.

"Anorexia" describes an easy inability or aversion to eating, whether or not caused by a scientific hassle or a mental fitness problem. "Anorexia nervosa," however, is the call for the medical ingesting sickness, the primary symptom of that is self-hunger.

The question is incomplete. Please read below to find the missing content.

Kaylyn suffers from anorexia nervosa. She induces vomiting. This is called.

A) bingeing.

B) emaciation.

C) purging.

D) restricting.

Learn more about the anorexia nervosa here https://brainly.com/question/681332

#SPJ4

Digestion refers to the A. progressive dehydration of indigestible residue. B. mechanical breakdown of food. C. release of water, acids, enzymes and buffers by organs. D. mechanical and chemical breakdown of food.

Answers

Answer:

d is the correct answer

Explanation:

Answer:

[tex]\huge\boxed{\sf Option \ D}[/tex]

Explanation:

Digestion is:mechanical breakdown. (movement of muscles for catabolism)chemical breakdown. (Use of enzymes so that the food can be made smaller)

So, Digestion is both mechanical and chemical breakdown of food.

[tex]\rule[225]{225}{2}[/tex]

xplain how the chemical breakdown of glucose results in the production of a hydrogen ion concentration gradient across the mitochondrial membrane, as shown

Answers

A high-energy electron is transferred along an electron transport chain to the inner mitochondrial membrane. Hydrogen is pumped out of the matrix space by the energy released. Through ATP synthase, the gradient produced by this forces hydrogen back through the membrane. when participating in the crucial process of oxidative phosphorylation.

Only a tiny portion of the glucose's totally free energy is released when it is transformed into pyruvate by the glycolytic process.
The breakdown of glucose into pyruvate within a cell's cytoplasm is known as glycolysis. The final phase of cellular respiration, known as oxidative phosphorylation, generates ATP using an ATP synthase gradient and a hydrogen ion gradient. The majority of the ATP produced during cellular respiration is produced during this process. Pyruvate can diffuse into mitochondria under aerobic conditions, where it enters the citric acid cycle and has reducing equivalents in the forms of NADH and FADH2.

To learn more about oxidative phosphorylation Please visit -https://brainly.com/question/12322994
#SPJ4

Which of the following is a true statement regarding the trachealis muscle: Group of answer choices lined with pseudostratified columnar epithelium located on the anterior portion of the trachea consists of skeletal muscle consists of smooth muscle

Answers

The trachealis muscle consists of smooth muscle.

Trachealis Muscle

The trachealis muscle is a band of smooth muscles seen in the fibroelastic membrane of the trachea. They are seen extending between the end of the tracheal rings. Their contraction often reduces the size of the lumen. This can force the air out of the trachea and this can be seen during coughing. They often become less elastic as the person becomes old.

The trachealis muscles are located towards the anterior portion of the trachea and anterior to the esophagus. The C-shaped rings of the cartilage in the trachea are completed with the help of the trachealis muscle. They bridge the gap seen in the C-shaped cartilage rings and also provide support to the cartilage seen inside the trachea.

Learn more about trachealis muscle here:

https://brainly.com/question/13063433

#SPJ4

"Telo" is often used in biology to mean the
a. beginning
b. end
c. middle

Answers

Telo means end, terminus, or extremity
Therefor the answer is b.end

In reviewing his learning and memory lecture, Mike recalled that he said "this is an 'excited' area of humanity," which made no sense. The embarrassment overcame him so intensely that he had to call Dr. Baraban and confess his errors, lamenting at how he was a fraud. Mike looks back on this and cringes at his wretched display of low self-confidence. What types of memory were implicated in this entire episode?

Answer choices:
Declarative
Emotional
Modal
Motor

Answers

Declarative memory type of memory was implicated in this entire episode.

Declarative memory

One of the two types of long-term memory is explicit or declarative memory. Procedure memory is the other. Declarative memory is the consciously retained remembering of experiences, events, and knowledge applied to daily life. Semantic and episodic memory are two subsets of declarative memory that store facts that are consciously known. Independent of previous experiences, semantic memory is the process of storing broad knowledge. For instance, being familiar with phone numbers, foods, capitals, and particular words and definitions. The experiences, abilities, and life events that are remembered episodically are specific. Bicycling, going to a concert, and focusing on a particular person are some examples. According to this theory, the different memory kinds are interconnected and mutually supportive.

In reviewing his learning and memory lecture, Mike recalled that he said "this is an 'excited' area of humanity," which made no sense. The embarrassment overcame him so intensely that he had to call Dr. Baraban and confess his errors, lamenting at how he was a fraud. Mike looks back on this and cringes at his wretched display of low self-confidence. What types of memory were implicated in this entire episode?

Answer choices:

Declarative memory

Emotional

Modal

Motor

Learn more about Declarative memory here:

https://brainly.com/question/9326428

#SPJ1

If blood is in short supply, which blood type would be the most beneficial to have on hand if someone needed a blood
transfusion?
O AB+
O AB-

Answers

Answer:

o AB+

Explanation:

the recipient is a universal recipient

what are tropic response and auxins in details ​

Answers

Answer:

Phototropism is the growth of an organism in response to a light stimulus. Phototropism is most often observed in plants, but can also occur in other organisms such as fungi. The cells on the plant that are farthest from the light contain a hormone called auxin that reacts when phototropism occurs.

Orange juice containing added calcium is an example of which type of food?
a. fortified
b. processed
c. imitation
d. functional
e. enriched

Answers

Orange juice containing added calcium is an example of which type of food d. functional.

Orange juice is a liquid extract of the orange tree fruit, produced via the use of compacting or reaming oranges. it's miles to be had in several differing types. Orange juice refers back to the juice of oranges. it's miles made by squeezing the sparkling fruit, drying, and later rehydrating the juice.

regular consumption of Orange juice has been associated with numerous fitness benefits, which include advanced heart fitness, reduced irritation, and a discounted hazard of kidney stones.

learn more about Orange juice here

https://brainly.com/question/11816410

#SPJ1

Glycogen in the________________is broken down and released when blood glucose is low.

Answers

Answer:

a

Explanation:

Which of the following characteristics can distinguish bacterial cells from cells in the other domains of life

Answers

The characteristic that can distinguish bacterial cells from cells in the other domains of life is that only bacterial cells have peptidoglycan cell wells.

What is the major difference between a bacterial cell and the cells of other organisms?

Animal and plant cells are different from bacterial cells in a number of ways. One key distinction is that, unlike plant and animal cells, bacterial cells lack internal organelles including mitochondria, chloroplasts, and a nucleus.

Bacteria can be categorised according to their morphology, such as bacilli (rod-shaped), cocci (sphere-shaped), and spirilli (spirals). In that they have cytoplasm, ribosomes, and a plasma membrane, bacteria resemble eukaryotic cells. A bacterial cell can be distinguished from a eukaryotic cell by its circular nucleoid DNA, absence of membrane-bound organelles, peptidoglycan cell wall, and flagella.

Learn more about bacterial cells here:

https://brainly.com/question/11959059

#SPJ4

Which part of the zapotec agricultural system does not correspond well to western ecological understandings?

Answers

Zapotec agricultural is grown where the climate aloows such that crops, staple, corn, beans and squash. Zapotec society is oriented villages and complete agricultural.

Hunting ,fishing and gathering all are wild foods which is also practiced. Zapotec people created by most successful farming civilization in the america. Elaborated network of canals, dams and terraced fields and stored the water for irrigation.

Zapotec exploited rabbits as their food sources used their hair in textile production and some ritual practices.Zapotec  people originated un the three central valleys were divided between different societies, which are separated by no mans land.They also maintained trade through Oaxaca.

To learn more about civilization here

https://brainly.com/question/12207844

#SPJ4

A ___ organism always produces offspring that are identical to the parent when self-fertilized.

Answers

Answer: the answer to this question can be this-

Explanation:

it can be single-celled organisms like an amoeba.

who divide itself by binary or multiple fission to reproduce offspring which is same copies of them known as clones.

What is the main difference between prokaryotic and eukaryotic cells? the presence or absence of a ______

Answers

The main difference between prokaryotic and eukaryotic cells is that Eukaryotic cells have a nucleus, a membrane-bound chamber where DNA is stored, while prokaryotic cells don't.

This is the feature that formally separates the two groups. Eukaryotes usually have other membrane-bound organelles in addition to the nucleus, while prokaryotes don't.

Cells in general are small, but prokaryotic cells are really small. Typical prokaryotic cells range from 0.1 to 5.0 micrometers (μm) in diameter and are significantly smaller than eukaryotic cells, which usually have diameters ranging from 10 to 100 μm.

To learn more about differences between prokaryotic and eukaryotic cells, here

https://brainly.com/question/2602537

#SPJ4

H. If you had 64 amu of ch4, how many molecules would this be?

Answers

Given mass/molar mass = 64

Molar mass of methane = 16

Therefore,

No. of moles of methane = 64/16 = 4.

So, there are 4 moles of methane in 64amu of ch4.

Since, Avogadro's number= 6.022 * 10^23 i.e number of units in one mole of any substance)

We can also write 4* 6.022 * 10^23 molecules of methane [ one mole has weight as molecular weight in gm] .

Since each molecule has 10e, we can also write

10 * 4 * 6.022 *10^23 e in 64 gm of methane.

To learn more about molecular calculation in methane, here

brainly.com/question/24586870

#SPJ4

A woman is admitted to the labor suite with contractions every 5 minutes lasting 1 minute. she is postterm and has oligohydramnios. what does this increase the risk of during birth?

Answers

In that situation the risk of cord compression during the child birth. Serious umbilical cord problems can result in brain damage or the death of baby.

Umbilical cord occurs when the baby weight on the placenta or the vaginal walls put pressure on the cord during pregnancy labor or delivery. Cord compression during pregnancy is common problem. Sing of umbilical cord compression may include less activity form the bay observed as a decrease in movement or an irregular heart beats.

Umbilical cord compression is a medical term used to describe a condition in which a baby's umbilical cord becomes flattened by pressure of the baby.

To learn more about Umbilical cord here

https://brainly.com/question/5433885

#SPJ4

Which body system coordinates activities of body parts by releasing hormones into the blood?

Answers

Endocrine system which coordinates activities of body parts by releasing hormones into the blood.It is made up of all the body's different hormones, and also regulates body.

In our body hormones released by the glands  in our endocrine system control nearly all the processes in your body.And these chemicals helps in coordinating body's function like- metabolism to growth and development,  emotions, sexual function. Endocrine system includes mainly 3 types of hormones- adrenal, hypothalamus, ovaries.

Many glands  together made endocrine system. The hypothalamus, pituitary gland and pineal gland in our brain. The thyroid and parathyroids are present in our neck.The thymus is between your lunds, the adrenals are on top of your kidneys, and behind the pancreas.

To learn more about Hormones here

https://brainly.com/question/13020697

#SPJ4

What is the coarse adjustment for in a microscope?

Answers

Answer:

Answer below

Explanation:

A rapid control which allows for quick focusing by moving the objective lens or stage up and down. It is used for initial focusing.

Hope this helped and have a good day

_______________ speciation emphasizes slow gradual change of genetic information (phyletic gradualism)

Answers

Sympatric is the answer.

Sympatric speciation is the evolution of a new species from a surviving ancestral species while both continue to live in the same geographic area.

Sympatric speciation occurs when all members are in close proximity to each other, with no physical barriers to prevent species members from mating with each other. New species, perhaps based on different food sources or characteristics, appear to evolve spontaneously.

Speciation (biological definition): A form of speciation in which a new species evolves from a single ancestral species while living in the same geographic area. Orthotopic speciation is more common in plants. For example, a parent plant produces progeny that are polyploid.

Learn more about sympatric speciation here:https://brainly.com/question/4493180

#SPJ4

A coral reef is a complex ______ of calcium carbonate shells that are home to microbes, algae, invertebrates, and fishes, and its high productivity helps provide great species richness.

Answers

A coral reef is a complex [ecosystem] of calcium carbonate shells that are home to microbes, algae, invertebrates, and fishes, and its high productivity helps provide great species richness.

What is the combination of an electrical gradient and a concentration gradient called?

Answers

The combination of an electrical gradient and a concentration gradient called electrochemical gradient. It is a gradient of electrochemical potential for an ion that move across a membrane.

The  gradient has two parts -chemical gradient and electrical gradient. When unequal concentration of an ion across a permeable membrane  and the ions moves toward the membrane from the higher concentration to lower concentration through the process of simple diffusion.

If unequal distribution of charges towards the membrane then electric potential generates a force that drive ion diffusion until the equilibrium is attained and both sides are balanced. This electrochemical gradient is important to the operation of batteries and photosynthesis and cellular respiration or other biological processes.

To learn more about electrochemical gradient here

https://brainly.com/question/17136000

#SPJ4

Other Questions
Here is a rule for a sequence.After the first two terms, each term is half the sum of the previous two termsa) Here is a sequence that follows this rule.22212Write the next three terms.(3)b) A different sequence follows the same rules.The 1st term is 5The 3rd term is 10.5510.5Fill in the value for the 2nd term.(3) Which is greater 3/10 or 3/100 escribe oraciones utilizando las si guientes palabras como el ncleo del sujeto # compaeros#flores So... Short story time! I'm looking for a 200+ word story from this prompt: "Whitechapel was always damp and dreary, but the blood-spattered cobblestone made it even more haunting. The Ripper was out once more." i am so sad rn bc i dont know which one Which statement correctly describes the conductivity of the specified material?Gold has a high conductivityMost plastics have a high conductivityMost wires are made to have a low conductivityCopper has a low conductivity In The autumn 40% of the leaves on a tree are yellow and 24% of them are green the remaining 72 leaves are half yellow how many leaves are on the tree 3. What part of your eye is responsible for regulating the amount of light that enters your eye? If you can fill any of these out, then please comment. Please don't comment if you don't know the answer. How many total outcomes of desserts are possible?A) 4B) 14C) 24D) 34 Which of these was true of agriculture on the Great Plains and in the West in the late 1800s? A-The prices paid for American farm goods rose after the 1880s. B-American farm families were relatively isolated from the effects of world production. C-The reality of farming was very much like its popular image with the public. D- Commercial farmers were not self-sufficient and made little effort to become so. Prism A is similar to Prism B. The volume of Prism A is 540 cm.What is the volume of Prism B? (determine scale factor first) help plsssss i need the answers 0.9 (13) - 1.7 (3) = Find the surface area of this net. square centimeters PLEASE HELP ITS TIMED Ishmael would like to capture a selected portion of his screen and then capture actions he performs on that selected portion. What should he do?Use the Video from My PC command.Use the Insert Screen Recording control.Create a poster frame.Use an embed code. 20 points plus brainliest For each graph, decide whether or not it is a function. 1 4/5 as a decimal thank you (will be giving brainliest to first answer that is correct) : D how extrusive igneous rocks and intrusive igneous rocks form? Milo has 5 rocks in his rock collection. He finds 40 rocks outside that he wants to put in his collection. If he places the rocks into boxes of 9, how many boxes of rocks will he have in his collection?