What would happen if cells never changed?

Options:

1. All cells would become blood cells.


2. Meristem cells would form.


3. All cells would be exactly the same.


4. Cell differentiation occurs.

Answers

Answer 1

Answer: 2. Meristem cells would form.

Explanation:

Permanent cells are cells that are incapable of regeneration. These cells are considered to be terminally differentiated and non-proliferative in postnatal life. This includes neurons, heart cells, skeletal muscle cells and red blood cells.


Related Questions

whats the difference between starch paste and starch milk(long ish answer pls)

Answers

Answer:

Starch Paste is basically a mixture of cellulosic materials added by wheat starch and rice. Starch Milk is just milk with starch in it.

Explanation:

Hope this helps!

Starch paste and starch milk are different in their constituents as starch paste contains a mixture of cellulose which is added to rice or wheat whereas starch milk is just raw starch with fibers in it.

What are starch paste and starch milk?

Starch paste is a water-soluble adhesive which is primarily used to bond the sheets of paper. It is widely used in paper industry. It is made from the starch of the grains, potatoes, or other plants that are easily available. Before hardening of this paste, starch paste is a highly viscous, gel-like mixture with high moisture content. The starch paste based adhesives adhere well to the cellulosic materials hence used widely in industries.

The waste product formed from the mashed potatoes smuggling with water i.e., the dewatered potato pulp is known as the starch milk. Starch milk is contaminated by small fiber particles such as potato fragments and all the remaining components of potato juice. The starch milk is therefore also known as the raw starch milk.

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evaluate the statements below and determine which is the best reason that bacterial cells use operons and polycistronic rna.

Answers

Given what we know about bacterial cells and their genetic mechanisms we can confirm that they use operons and polycistronic RNA for efficiency.

Bacterial cells are vastly different from human or animal cells. Some of these differences include:

Lack of compact DNALack of organelle surrounded by plasmatic membranesThey have cell wallsMay possess flagella

and many others.

Among these differences is the way in which they encode for the proteins the bacteria will produce. Unlike human cells, bacteria use polycistronic RNA. Where a human strand of mRNA will carry the genetic message to create one protein, the polycistronic mRNA of a bacterial cell will provide the information necessary to create multiple distinct proteins.

Bacteria use this in conjunction with operons, to create very efficient protein manufacturing processes. Operons are sections of DNA in which proteins with similar functions are grouped together in order to make it easier to create the polycistronic mRNA strands.

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A___ ______ cell has fine hairs (cilia) which are waved in a rhythm so that mucus can be moved?

Answers

Nasal Cavity alin which nerve cells has

What is both the thickest and longest nerve in the human body?

Answers

The sciatic nerve is the largest and longest nerve in the human body, originating at the base of the spine and running along the back of each leg into the foot. At its thickest point, it is about as wide as an adult thumb.

State 2 of Newtans three laws
(PLS HELP ASAP!!)​

Answers

1. Something at rest or in motion in all constants will remain that way unless acted upon by a force.

2. F=ma

Explanation:

Newton’s first law states that if a body is at rest or moving at a constant speed in a straight line, it will remain at rest or keep moving in a straight line at constant speed unless it is acted upon by a force.

Force equals mass times acceleration; it states that the time rate of change of the momentum of a body is equal in both magnitude and direction to the force imposed on it.

When do new species move into an area and colonize it? During ecological , new species move into an area and colonize it.

Answers

During ecological SUCCESSION, new species move into an area and colonize it. Subsequently, these species are also replaced by newer species.

Ecological succession can be defined as the process by which communities, i.e., a group of populations living in a determined area, change (evolve) over time.

This concept (ecological succession) refers to the sequential natural process of colonization of species in a particular ecosystem.

Ecological succession involves several consecutive stages:

NudationInvasionCompetence between speciesClimax stage (stabilization)

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what does unequal division ensure?

Answers

Answer: unequal divisions by design provides a unique synthetic system capable of making decisions on its future fates and states by selectively utilizing two types of divisions.

Explanation:

Stem cells make decisions on either self-reproduction or differentiation by selectively utilizing equal vs. unequal cell divisions Stem cells reproduce themselves by equal divisions. However, they undergo a one-round of an unequal division to reproduce one daughter stem cell which is identical to the original and to produce the other daughter cell that is destined to differentiate to a specialized cell type, thus differentiating into non-stem cell lineages – the process known as “asymmetric cell division”. The differentiated cells reproduce themselves via equal divisions. Therefore, the ability to control equal vs. unequal divisions by design provides a unique synthetic system capable of making decisions on its future fates and states by selectively utilizing two types of divisions.

Over the last two decades, several synthetic cell division systems were synthesized However, none provided a system where equal vs. unequal divisions could be controlled by design. Hence, we set out to synthesize an artificial cell system where we can control equal vs. unequal divisions by design.

what organelle of a cell connect the nucleus and cell membrane of the cell?​

Answers

Answer:

Endoplasmic Reticulum

Explanation:

I hope this helps!

Answer:

Endoplasmic Reticulum

Explanation:

have a nice day

what part of the kidney can be under hormonal control?

Answers

The kidneys make two main hormones, vitamin D and erythropoietin. Vitamin D is essential for a number of different functions in the body. Most of the vitamin D that is in the blood is inactive and it is modified by the kidney and other tissues to activate it.

Answer:

The kidneys make two main hormones, vitamin D and erythropoietin.

Make a list of 5 kinds of variation that you can see between the dogs

Answers

fox wolf bear dog panda

when two haploid gametes unite, they create a diploid cell called a

Answers

2 haploid gametes combine to produce a diploid zygote

Plants that we reconize today spend the majority of their life in the “blank”

A) haploid Phase

B) seed phase

C) diploid phase

D) gametophyte

Answers

Answer:

The answer is C diploid Phase

Answer:

The answer is C.

Explanation:

Plants that we reconize today spend the majority of their life in the diploid phase.

During the sporophyte phase, a diploid plant body (one with two sets of chromosomes) develops and finally generates spores via the process of meiosis. Mitotic division of these spores results in the formation of gametophytes, which are gamete-producing organisms that are haploid (have a single pair of chromosomes).

Robert Hooke was the first person to observe cells. He observed these cells in
(a) a piece of cork.
(b) a slice of honeycomb.
(c) human blood.
(d) plaque from his own teeth.

Answers

Robert Hooke was the first person to observe cells. He observed these cells in (a) a piece of cork.

I hope this helps!

Robert Hooke was the first person to observe cells. He observed these cells in a piece of cork. Thus, option A is correct.

What is cell cycle?

Cell cycle is defined as cycle in which cell produces, grows and divides. The cell cycle has mainly three steps the first one is G1 phase in which the size of cell increases, S phase synthesis of DNA takes place and the third step is G2 phase in which cell ready to divide.

Cell is defined as the base of life as it is the structural as well as functional unit of life. Cell is made up of pre existing cells and the cell contain various cell organelles such as mitochondria, endoplasmic reticulum, ribosomes, golgi appratus, nucleus, and cytoplasm.

Basically, cell is of two type one in prokaryotic and another one is eukaryotic. The prokaryotic cell is known as pre mature cells as they do not contain cell organelles and eukaryotic cell are known as advanced and developed cells as they contain several cell organelles.

Therefore, Robert Hooke was the first person to observe cells. He observed these cells in a piece of cork. Thus, option A is correct.

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what human activity contributes to air pollution brainly

Answers

Answer:

Burning fossil fuels is the most common

Answer: one edge I believe it is construction

Explanation:

the other choices are all positive and would limit air pollution not contribute to it

the process of bacterial reproduction is referred to as

Answers

Answer:

binary fission

Explanation:

What are the longest and shorted wavelengths of sound that humans can hear.

Answers

Answer:

Extremely high-pitched sounds that are on the other edge of the range that humans can hear have smaller wavelengths around 17 mm and frequencies around 20 kHz (kilohertz, or thousands of Hertz). What are the longest wavelengths? Red has the longest wavelength and violet has the shortest wavelength.

Explanation:

Albinism is a recessive trait where an individual does not produce the pigment melanin. A man and woman both produce melanin, but both have one parent with albinism. What is the probability that their first child will have albinism

Answers

Answer:

The child has a 1/4 chance of having albinism

Explanation:

I hope this helps!

For most types of OCA, both parents must carry an albinism gene to have a child with albinism. Parents may have normal pigmentation but still, carry the gene. When both parents carry the gene, and neither parent has albinism, there is a 25% chance at each pregnancy that the baby will be born with albinism.

What is the probability that their first child will have albinism?

This means a child has to get 2 copies of the gene that causes albinism (1 from each parent) to have the condition. If both parents carry the gene, there's a 1 in 4 chance that their child will have albinism and a 1 in 2 chance that their child will be a carrier.

Do both parents have to carry the albinism gene?

Yes, albinism is passed down (inherited) through families. People are born with albinism when they inherit an albinism gene from their parents. In albinism, both parents must carry an albinism gene for their child to be born with albinism.

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why renin is found more in case of babies
can someone answer it​

Answers

Answer:

newborn infants. Bioassayable andimmunoassayable renin activities were elevated during the first six days after delivery. At 3 to 6 weeks of age, although elevated above that in adult control subjects, renin activity was lower than in the first postnatal week. Cord blood renin values were greater than those for maternal renin during labor. Renin substrate concentration was elevated in infants less than six days of age and also in 3- to 6-week-old infants. The enhanced activity of the renin-angiotensin system may contribute to the increased renal vascular resistance and the altered renal hemodynamics that occur in the newborn infant.

Answer:

It's the same so don't complain OK it is correct so don't worry about it as much ok

What is the process called when cells break off of an original tumor and create new cancer sites?
OOOO
benign
malignant
metastasis
biopsy

Answers

Answer:

metastasis is your answer fits the description of host sitr to new site

What does the type of animals and plants brought to the New World demonstrate about the needs of Pre-Columbian civilizations

Answers

Answer:

The answer would be D because Pre-Columbian civilizations didn't have any domesticated animals such as cows, chickens, and horses. This fact limited the accessibility to meat for the Pre-Columbian civilizations.Explanation:

Michelle has been given a microscope slide that contains a eukaryotic cell and a prokaryotic cell. What should she look for to distinguish the eukaryotic cell from the prokaryotic cell?
A.
cytoplasm
B.
nucleus
C.
ribosomes
D.
cell membrane

Answers

Answer: B

Explanation:

(b) nucleus
quizlet babe <3

What would be the safest way to reduce the impact of the the non-native red fire ant while minimizing the impact on other organisms

Answers

Answer:

The red fire ant is indigenous to South America. In recent years, this invasive species has become a pest for both humans and other ants

crop destruction

What would be the safest way to reduce the impact of the non-native red fire ant while minimizing the impact on other organisms?

A pouring gasoline on ant mounds

B

spraying broad-spectrum pesticides

с

release a species of fly that will prey on the fire ants

D

treating all species of ants with ant killer

Answer: Release a species of fly that ill prey on the fire ants

Explanation:

I assume that was the question with the answers and I had the same question thru study island so here ya go

The cells that have the general role of interacting with target cells and then inducing changes in them are ______.

Answers

The cells that have the general role of interacting with target cells and then inducing changes in them are called T-cells.

What do you mean by Target cells?

Target cells may be defined as a cell that is acted on selectively by a specific agent.

T-cells involve helper T cells (TH cells) and cytotoxic T cells (TC cells) which are represented by a cluster of differentiation CD4+ and CD8+ respectively.

Therefore, the cells that have the general role of interacting with target cells and then inducing changes in them are called T-cells.

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THIS IS THE PICTURE

Answers

Answer:

looks yummy

Explanation:

What is that btw hahaha

What is the goal of mitosis?

Answers

A major purpose of mitosis is for growth and to replace worn out cells.

Explanation:

Answer:

Well the mitosis is a process from one cell cuts into a same daughter cells. Basically cell division! During the mitosis one cell? Cuts once into a form with the same identical cells. The purpose for this mitosis is for the growth to take out the old cells and replace them with new cells.

Explanation:

Sorry if I am wrong have a bless day :D

When oxygen deprivation just prior to death turns off the brain's inhibitory cells, neural activity increases in the

Answers

As oxygen deprivation just prior to death turns off the brain's inhibitory cells, neural activity increases in the VISUAL CORTEX. This brian region processes visual sensory information.

The visual cortex is a cortical brain region whose function is to receive, interpret and process visual sensory information.

The visual sensory information that is processed in the visual cortex comes from the eye retina, which has specialized cells (photoreceptors) to receive visual information.

The visual cortex is found in the posterior pole of the occipital lobe, and primarily in its medial region.

It has been shown that oxygen deprivation in the cerebral cortex can lead to cortical blindness.

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I need help with one paragraph.

Answers

Answer:

this is correct

Explanation:

this is correct

What's biology?
Tell types of biology?

Answers

Answer: the study of living organisms, divided into many specialized fields that cover their morphology, physiology, anatomy, behavior, origin, and distribution. Botany, conservation, ecology, evolution, genetics, marine biology, medicine, microbiology, molecular biology, physiology, and zoology are different types of biology.

Explanation:

Answer:

It's the study of the physical body of living organisms.

Explanation:

This is what I believe it to be.

The presence of which type of intercellular connections between endothelial cells of brain capillaries results in the blood–brain barrier?.

Answers

The answer is right junctions

which is a type of sequence identified by gene annotation?

Answers

Answer:

DNA annotation or genome annotation is the process of identifying the locations of genes and all of the coding regions in a genome and determining what those genes do. Hope this helps!!!

Explanation:

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