According to the kinetic theory of matter, how many particles that make up a substance are constantly in motion?
Answers
Answer:
D
Explanation:
According to the kinetic theory of matter, option D. all the particles that make up a substance are constantly in motion.
The Kinetic Theory of Matter states that all matter is made of particles that are atoms and molecules that are constantly in motion in the substance, therefore, particles of all matter have kinetic energy.
Some particles have more kinetic energy than other particles due to fact that all particles of matter do not move at the same speed even though particles of matter are constantly moving.The temperature of matter or object is the average kinetic energy of the particles in an object.Thus, the correct answer is - option D. all the particles.
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Related Questions
please help me
Which statement best describes the role of lichens in ecological succession?
A. They replace smaller trees and shrubs that need less sunlight.
B. They add nutrients to the soil and hold the soil together with roots.
C. They release acids that help break down bare rock to form soil.
D. They use nitrogen from the air to make nutrients that plants can use.
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Answer:
C. They release acids that help break down bare rock to form soil.
Explanation:
Quiz Verified
What is a karyotype and how do they help scientists
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Answer:Karyotyping is a laboratory procedure that allows your doctor to examine your set of chromosomes. “Karyotype” also refers to the actual collection of chromosomes being examined. Examining chromosomes through karyotyping allows your doctor to determine whether there are any abnormalities or structural problems within the chromosomes.
Explanation:
A physical property is a characteristic of matter that can be _________ or ________ without changing the chemical composition.
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How is water formed during the electron transport chain
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Answer:
The electron transport chain is the third and final step of cellular respiration. At the end of the electron transport chain, the hydrogen from the coenzymes meets the oxygen which the cell has consumed and reacts with it to form water. Therefore, water is created as a byproduct of the metabolism reaction.
What directions do the plates move relative to one another in a divergent plate boundary?
Answers
Why would Oceanic Crust be thinner and more dense than Continental Crust? Explain.I WILL MARK YOU BRAINELEST.
Answers
(Source: UCSB Science Line)
Students use a microscope to look for structures present in four different cells. The students placed an X for each structure that was viewed for each cell on the table shown.
Which cell that was viewed is most likely a prokaryote?
Cell W
Cell X
Cell Y
Cell z
Answers
Answer:
cell x
Explanation:
This is because prokaryotes have no nucleus: their DNA is a single molecules free in the the cytoplasm. Prokaryotes have a cell wall and membrane
How does nondisjunction affect the production of gametes?
Answers
Your skin is constantly producing new cells through cell division. How does this happen? During interphase, how does a cell prepare for division? Describe cell division, including the processes of mitosis and cytokinesis. Be sure to describe the mitotic steps.
Answer:
Answers
Answer:
Explanation:
Cell division is the process whereby a parent cell finish up into two daughter cells. they are two types of cell division
mitosismeiosismitosis is a process whereby a parent cell finish up and produces two daughter cells having the same number of chromosomes
stages of mitosis
Interphase: In this stage , nothing really happens in the cell, resting stage of the cellprophase: in this stage , the chromatins condenses into chromosomes, the nuclear membrane disappear and the spindle fibre radiates
metaphase: in this stage , the chromosomes align in the middle and meet at the equatoranaphase: the chromosomes split at the centromere and move to the opposite polestelophase: the cell splits, and the spindle fibre disappears cytokinesis: the cell produces two daughter cellsComplete the following sentence.
In order to have a crop reliably bloom at a particular time to maintain a reliable schedule without having to manipulate
light exposure through artificial means, a grower will cultivate a day ____ variety of plant that will bloom in relation to
planting time alone.
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Answer:
time
Explanation:
time I believe it's the answer
Answer: neutral
Explanation: just did it
What effect do ocean currents have on California’s climate?
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Answer:
These currents, along with other climatic conditions, influence water temperatures along the coast, with Northern and Central California generally having cooler water than Southern California.
what process does the urchin perform to obtain its energy
Answers
Answer:
The Purple Sea Urchin obtains oxygen through diffusion only the diffusion of oxygen into the organism. Also, oxygen diffuses from the canals into the rest of the body and carbon dioxide diffuses back into the canals to be released.
Explanation:
:)
The Purple Sea Urchin obtains oxygen through diffusion only the diffusion of oxygen into the organism. Also, oxygen diffuses from the canals into the rest of the body and carbon dioxide diffuses back into the canals to be released.
What is the best example of a hypothesis leading to new experimental methods?The best example of a hypothesis leading to new experimental methods as the Thomas Hunt Morgan continued the genetic research of Gregor Mendel, but Morgan used fruit flies.
The best example of a hypothesis leading to new experimental methods is that the Thomas Hunt Morgan continued the genetic research of Gregor Mendel, but Morgan used fruit flies.
Through Thomas Hunt Morgan's fruit fly experiments, he was able to discover and notice the inheritance of specific chromosomes. This experiment gave Mendel a great opportunity to publicize his idea of studying humans.
Therefore, The Purple Sea Urchin obtains oxygen through diffusion only the diffusion of oxygen into the organism. Also, oxygen diffuses from the canals into the rest of the body and carbon dioxide diffuses back into the canals to be released.
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Starfish are able to reproduce both sexually and asexually. In an area of the ocean that is gradually changing due to increasing temperatures, it is more advantageous for starfish to reproduce what because they will be able to what
blank 1: asexually or sexually
blank 2: better adapt or reproduce more quickly
PLS HURRY I'LL GIVE THE BRAINLEST
Answers
Reproducing sexually allows for gene variation which helps in changing environments. Asexually would be the same genetically and it would be difficult to adapt
Answer:
Got the first one wrong
Explanation:
how does a virus keep the body from creating antibodies?
Answers
Answer:
it adapts , it starts to create an imunity against anitbodies
(I'm not sure if i am right )
define biomass plzzzzzzzzzz
Answers
Answer:
the total mass of organisms in a specific area or volume
Explanation:
hope this helps!!
You put a marshmellow on a metal coat hanger and roast the marshmellow over an open fire. The marshmellow catches on fire. You quickly blow it
out. Before you get a chance to eat it, your hand gets really hot where you are holding the metal hanger. What type of energy transfer can explain
this situation?
Answers
Answer: Conduction
Explanation: As the fire starts to heat up the metal hanger it transfers the heat onto your hand.
Conduction Def: The process by which heat or electricity is directly transmitted through a substance
When organisms grow, what happens to their cells?
A- the cells continue to get larger
B- they increase in number
C- both a and b
D- neither a nor b
Answers
Answer:
B.
Explanation:
whenever a organism grows the cells seperate to make up more room for the organism to keep growing until adulthood to elderly-hood
Deciduous vegetation can play a large role in building design as a result of its ability to: a. increase interior lighting levels b. slow winter wind c. prevent winter sun from entering and overheating buildings d. reduce heat gain during summer months
Answers
Answer:
d. reduce heat gain during summer months
Explanation:
Deciduous plants (trees, shrubs, and herbaceous perennials) are those plants that lose all of their leaves for a certain part of the year.
Such types of plants are found in areas where there are cool winters and warm moist summers.
Deciduous vegetation can play a large role in building design as a result of its ability to reduce heat gain during the summer months.
Option d. is correct.
Which is an example of a natural disaster that would threaten the survival of
plants and animals in Virginia?
A. snow in February
B. hot temperatures in July
C. hurricane in August
D. rain in April
( there are multiple answers i think)
Answers
Read the following passage on Hox genes. Using the information presented, write a short passage to support the claim that many Hox genes are regulatory genes.
The genome of an organism can be many millions of base pairs long. Genes are regions of the chromosome that code for protein products. They are scattered throughout the chromosome with little logical reason for their placement. There is an exception to this disorder—Hox genes, which are a family of genes that produce transcription factors. Hox genes are found in most eukaryotes. They are clustered together in the genome and always found in a particular order. The genes are in the same order as the characteristics are found along the body axis in the organism itself. These genes specify segment placement, such as whether a segment will form part of the head, thorax, or abdomen. For example, Hox genes related to structures in the head of an organism are found first in the Hox cluster.
Hox genes have been studied in fruit flies. A cluster of 8 Hox genes are activated very early in development, laying out the segmented body plan of the head, thorax, and abdomen. There are very clear boundary lines of expression for each Hox gene. In fact, forcing embryonic Hox gene expression in a wrong part of the body can cause another region’s body parts to develop. Scientists created a fly that had legs where its antennae should be through induced Hox expression!
Answers
Answer:
hox genes are a subset of regulatory genes that encode transcription factors and they are important for embryonic development. they are activated by a cascade of regulatory genes and the proteins encoded by the early genes regulate expressions of later genes
Explanation:
The orderly arrangement and clear boundary lines of expression for each Hox gene suggest that many Hox genes are regulatory genes. Hox genes produce transcription factors that control the expression of other genes, regulating the developmental processes that determine segment placement and body plan.
Describe more about Hox genes ?The placement of Hox genes in a particular order along the chromosome is also indicative of their regulatory function. Hox genes are clustered together and in the same order as the body axis of the organism, suggesting that their arrangement is not random but rather a functional design.
Additionally, the ability to induce Hox gene expression in the wrong part of the body and cause the development of body parts from a different region of the organism further supports the regulatory role of Hox genes.
This shows that Hox genes have the ability to control the fate of cells and determine the formation of body structures. Therefore, it is clear that many Hox genes are regulatory genes that play a critical role in controlling the complex developmental processes of organisms.
Hox genes are also known for their role in evolutionary biology. Changes in the expression pattern or function of Hox genes can result in significant changes in body plan and morphology, leading to the development of new structures and functions.
For example, it is believed that the evolution of the arthropod body plan and the development of the jointed appendages in insects was due to changes in the expression of Hox genes. Similarly, changes in the Hox gene expression pattern have also been linked to the evolution of the vertebrate body plan and the development of the vertebrate limb.
Moreover, Hox genes have been linked to several human genetic disorders. Mutations in Hox genes can cause developmental abnormalities such as synpolydactyly, a condition where fingers and toes are fused together, or polydactyly, where there are extra fingers or toes. Mutations in Hox genes have also been associated with some forms of cancer, such as leukemia.
In summary, Hox genes are a family of regulatory genes that play a critical role in controlling the complex developmental processes of organisms. They are known for their role in determining segment placement and body plan and have been linked to evolutionary changes, developmental abnormalities, and some forms of cancer.
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6: Salt is an ionic compound- what happens to the salt when it is dissolved in
water?
Answers
BIOLOGY STUDENTS, I NEED UR HELP.. Substances transported in the phloem are carried upwards in the stem at some time of the year and downwards at other times. Explain why substances are transported in the phloem upwards at one time of the year and downwards at another. *
Answers
they go upwards when photosynthesis doesn’t occur (winter) to provide nutrients and cellular energy to parts like the leaves.
hope this is what you needed!!
Which of these surfaces would have the least amount of friction?
grass
sand paper
concrete
satin cloths
Answers
Answer:
the.satin cloths woul have the least
Answer:
satin cloths because its smooth which cause less friction
A change in an organisms that increases fitness
What is it called?
Answers
Answer:
is the evolution of mean fitness an answer
Explanation:
what's the structure for presynaptic
Answers
Answer:
nervous system
Explanation:
In photo:)
What do you know about Restriction Enzymes?
Why do we use Restriction Enzymes?
When do we use Restriction Enzymes?
How can we edit bacterial genome?
Help!
Answers
Answer:
Explanation:
Restriction enzymes refer to enzymes that is produced by a bacteria which has the ability to cleaves DNA property to a specific restriction sequence site within the molecule.
Restriction enzyme is use to cut DNA into smaller fragments by preventing the replication of the phage DNA .
Restriction enzyme is use when there is infection or foreign materials that intrude into a bacterium,the bacterium uses it to defend itself against infections that might be cause by viruses, pathogens e.t.c.
Bacteria genome can be edited using CRISPR method. It is done with recombineering, which is a technique that uses phage recombination method to enhance homologous recombination of DNA fragments.
What is being used to carry the new gene into the bacterial cell?
A plasmid
A virus
A chromosome
A needle
Answers
Answer:
A plasmid
Explanation:
A plasmid is an extrachromosomal DNA molecule within a cell that is physically separated from chromosomal DNA and can replicate independently. -Wiki
Many freshwater plants have adapted to low carbon and light levels by adapting what feature?
Group of answer choices
Carnivorous plants
No need for carbon dioxide
Camouflage
Floating leaves
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Answer:
The most common adaptation is the presence of lightweight internal packing cells, aerenchyma, but floating leaves and finely dissected leaves are also common. Aquatic plants can only grow in water or in soil that is frequently saturated with water. They are therefore a common component of wetlands.
What can be the outcome of a conclusion that has been verified various times?
Answers
Answer:
Positive
Explanation:
Mesomorphs have which of the following body types?
O Muscular and athletic
O Thin and frail
O Large and soft
O Average
Answers
Answer:
A. Muscular and athletic
Explanation: