Why cells divide and what happens to genetic material during cell division.

Answers

Answer 1
Cells divide for many reasons. For example, when you skin your knee, cells divide to replace old, dead, or damaged cells. Cells also divide so living things can grow. ... Organisms grow because cells are dividing to produce more and more cells.

Related Questions

What happens during translation? *

A.) The cell uses information from mRNA to produce proteins.

B.) tRNA is made from mRNA.

C.) mRNA is made from DNA.

Answers

Answer:

What happens during translation? tRNA is made from mRNA.

Explanation:

Option B) is your answer. Have a great day.

Madison is looking at a cell under the microscope. The organism has only one cell, and it has a nucleus and membrane bound organelles. It has no cell wall and uses flagella for movement. In which kingdom should this organism be classified?

Answers

Answer:

Protista. hope this helps!!! (my answer might be wrong)

1. Elaborar resumen del texto sobre los estados de la materia( usar alguna estrategia: mapa mental, conceptual, historia, cuento)

Answers

Answer:

Sólido, líquido, gas y plasma.

Explicación:

Materia son las sustancias que ocupan espacio y tienen peso. Hay cuatro estados de la materia, es decir, sólido, líquido, gas y plasma. Todos los materiales presentes en este universo en estos cuatro estados. Los estados de la materia cambian con el aumento o la disminución de la temperatura del material. si la materia sólida se calienta, se derrite y cambia a estado líquido y luego gaseoso mientras que, por otro lado, la temperatura decreciente conduce a la condensación y congelación de la materia que causa el cambio de estado gaseoso a líquido y sólido. El plasma está formado por un gas de iones, átomos o moléculas.

When are chromosome mostly condensed

Answers

Metaphase is a stage of mitosis in the eukaryotic cell cycle in which chromosomes are at their second-most condensed and coiled stage (they are at their most condensed in anaphase).

What type of reproduction involves forming offspring from two
parents?
a Asexual
b Sexual
C Mitosis
int?
d Replication

Answers

Answer:

Sexual

Explanation:

Sexual reproduction involves two parents and produces offspring that are genetically unique. During sexual reproduction, two haploid gametes join in the process of fertilization to produce a diploid zygote. Meiosis is the type of cell division that produces gametes.

Hope it helps

Answer: Sexual, I believe.

Explanation:

If it were Asexual, it'd only involve one parent. Mitosis has daughter cells have the same number of chromosomes as parent cells (heavy emphasis on cells as in plural cells.) And replication is just copying a cell.

Forgive me if I'm wrong!

Ok, do we live in or on earth?

Answers

Answer:

On, we live on the surface of Earth.

If we lived in it, we'd be near the core, or literally inside the earth's many layers.

Hope that helps! :)

-Aphrodite

Explanation:

We live on Earth. If we were to live IN Earth than we would live literally under ground which we do not. So yea. Hope this helps!

how genes control many of the characteristics of the organisms? answer asap pls

Answers

Answer:

To summarize, two things determine the traits an organism has: its genotype and the dominance or recessiveness of the alleles it has. Some traits, like flower color in peas, are controlled by a single gene, but ultimately many if not most traits in an organism are controlled by more than one gene

Explanation:

Q.2. Describe the different phases of meiotic prophase – I. Mention the chromosomal events during each stage.

Answers

Prophase-I occurs over a long duration and involves several complicated changes in meiotic cell division. It is important because genetic recombineiion and variation in sexually reproducing organism occurs due to the events of this phase.

EXPLANATION:

Leptotene

➥ The chromatin network opens out and threads become clear.

➥ The chromosomes are thin, slender and long.

➥ Chromosome number is diploid.

Zygotene

➥ Corresponding chromosomes become intimately associated.

➥ The process of pairing is known as synapse. It is so exact that pairing is not merely between corresponding chromosomes but between corresponding individual units.

➥ The chromosomes become shorter and thicker.

Pachytene or Pachynema

➥ The synaptic chromosomes become very intimately associated.

➥ The pair of chromosomes becomes short and thick.

➥ Crossing over occurs at this stage. Chiasmata are clearly seen.

Diplotene

➥ Homologous chromosomes start separating from one another.

➥ Chiasmata tend to slip out of the chromosomes. This is known as terminalisation of chiasmata.

➥ Chromosomes start separating out but the separation is not complete.

➥ Nuclear membrane and nucleolus start disappearing.

Diakinesis

➥ The bivalents condense further and get randomly distributed.

➥ The separation of paired chromosomes is almost complete.

➥ Terminalisation of chiasmata is almost complete.

➥ Nuclear membrane and nucleolus disappear.

Eukaryotes contain _______________________
A. membrane-bound organelles.

B. toxins.

C. cell lipozyroids

Answers

Answer:

A. membrane-bound organelles.

Explanation:

Answer:

A is your answer

Explanation:

Both naturally acquired and artificially acquired immunity are effective ways to gain immunity. Which method is safest?

Answers

Answer:

naturally acquired immunity are effective ways to gain immunity.

Explanation:

there is a saying that eat your food like a medicine otherwise you will neex to ead your medicine as food.so food whuch we obtain from nature have many nutritious values than artificially acquired medicine

When you are writing scientific names, you underline the entire scientific name, capitalize the first word, and write the second word using lowercase. true or false
Explain.

Answers

Answer: False
Explanation: When writing a scientific name you capitalize the genus of the name and the species and subspecies should be lower case. Then scientific name should always be italicized. Lastly, you do not need to underline the entire scientific name.

The nucleus contains______

Answers

Answer:

If you're talking about the cell: The nucleus contains the cell's chromosones

If you're talking about the atom: The nucleus contains protons and neutrons.

Explanation:

Have a good day :)

Cell chromosomes here is the proof below, if you need more assurance just look it up.

Which central idea of the article is MOST
supported by this paragraph?
А
African crested rats use poison from tree bark
as a type of defense.
B
African crested rats have many natural
predators in their woodlands habitat.
Scientists
want to increase conservation efforts
to protect crested rats.
D
Scientists are just beginning to leam about the
behaviors of crested rats

Answers

I think is B because is talking to the Africans and I think is important to that sou

i need it fast

After chewing foods like rice, potato and bread, for a while, we can feel a mild

sweet taste. Give reason for this.​

Answers

dude, you asked brainly the whole worksheet?? Do it yourself sreerag!!

Why are organisms that reproduce sexually less likely to accumulate deleterious mutations ?

Answers

Sexual mode of reproduction is considered to be better than the asexual mode of reproduction. This is because, in asexual reproduction, the only single parent gives rise to another offspring which is exactly similar to the parent as it passes its genetic material to the offspring.

The state of Illinois has a law that requires 25% of electricity in the state 2 be produced by renewable energy sources by the year 2025. This law is an example of
a. Green pricing
b. A renewable portfolio
c. An Energy Star promotional program

Answers

Answer:

b. A renewable portfolio  

Explanation:

A renewable portfolio refers to the policies that are designed to increase the use of renewable energy sources for electricity generation. These renewable energy sources such as water, wind and solar radiation etc are used for the generation of electricity and also to reduce pollution in the environment. These renewable energy sources are present unlimited or in huge amount in our environment so its usage is beneficial for both humans and environment.

Write an argument for describing the human body as a system.

Answers

Answer:

Our bodies consist of a number of biological systems that carry out specific functions necessary for everyday living. The job of the circulatory system is to move blood, nutrients, oxygen, carbon dioxide, and hormones, around the body. It consists of the heart, blood, blood vessels,arteries and veins.

Explanation:

how many types of enzyme does pancreas secrete and name them​

Answers

Pancreatic amylase
Pancreatic Lipase
Protease (trypsin and chymotrpsin)

So 3 I believe

━━━━━━━━━━━━━━━━━━━━━━━

CORRECT QUESTION -

How many types of enzyme does pancreas secrete and name them!

CORRECT SOLUTION -

The pancreas consist of exocrine glands that produces enzymes making digestion playing an important role . The enzymes made by the pancreas include :

Pancreatic proteases (such as trypsin and chymotrypsin) - which help to digest proteins .Pancreatic amylase - which helps to digest sugars (carbohydrates) .Pancreatic lipase - which helps to digest fat .

━━━━━━━━━━━━━━━━━━━━━━━

'having two sets of genes in the germ cells is possible' . clarify this statement with reasons​

Answers

Answer:

that I have a a but this is the real account of Finn have a great day today with my mom said you didn't want me there was an amazing person I am so

Two sets of genes can be in the same sell because your family history has that gene so you can get two times.

An allele arises in a population that helps individuals digest cellulose. While the allele starts in only one organism, it increases in allele frequency because it allows organisms that carry it to reproduce more. What is this an example of

Answers

ANSWER: A NATURAL SELECTION.

EXPLANATION:

When allele has direct effects on the organism and the environment, it is termed natural selection. It either affects an organism positively by causing more DNA reproduction, leading to the increase in allele’s frequency, or negatively by decreasing it .

However, this shouldn't be mistakened for genetic drift, where allele increase or decrease is established in the random organisms that survived.

Why do you think it would be important to know that both sides of the heart receive blood at the same time? Giving Brainliest

Answers

Explanation:

The right side of your heart receives blood from the body and pumps it to the lungs. The left side of the heart does the exact opposite: It receives blood from the lungs and pumps it out to the body. If your body didn't do it simultaneously, then blood would overflow your lungs.

List all the biotic and abiotic factors in figure 4 ​

Answers

Answer:

1

Explanation:

GIVING BRAINLIEST!!!!!!


A student made a table to show information about the physical structures and organs of birds. What statement best describes how to correct an error in the table?


The feathers support the body.
The feathers help the bird move.
The ovaries produce the eggs.
The ovaries produce the sperm.

Answers

The ovaries produce eggs.

Are data that do not support a hypothesis useful?
A. Yes, because the data prove that the experiment was designed
poorly
B. Yes, because the data provide useful information that can lead to
more testing
C. No, because the data show that the experiment failed
D. No, because the data must be inaccurate

Answers

B, because it’s never scientific to shun and condemn certain information just because it goes against your hypothesis. The mindset should be to always look into it.


Which sentence best supports the idea
that fossils help us learn more about
the history of the earth?
Natural geological processes
bring layers of rock to the
surface.
Most animals of our past did
not fossilize.
wit
Speac
The largest dinosaur fossil
ever found was of a
Brachiosaurus.
sroamed the
posed to
slowly
d, the remains
Paleontologists know about
the diversity of life that has existed since the beginning of time

Answers

Answer:

D the remains Paleontologists know about the diversity of live that has existed since the beginning of time

Explanation:

fossils assist in understanding of evolution throughout the billions of years that the earth has housed living beings. it allows us to even date history

What percentage of the offspring are green , if you crossed a heterozygous pea plant with another heterozygous
pea plant?
50%
O 75%
O 25%
O 100%

Answers

Answer:100 percent

Explanation: This is because if both P plants are heterozygous both of them are caring an equal amount of genes hence they have and are 100% P plant heterozygous

which of these statements about the stars' apparent motion in the night sky are true? choose all that apply ( it could be more than one answer)

A. The orbit of stars around the sun causes stars to appear to move in the night sky.
B. The orbit of stars around the center of the galaxy causes stars to appear to move in the night sky
C. The rotation of earth on its axis causes stars to appear to move in the night sky.
D. The orbit of earth around the sun causes stars to appear to move in the night sky.

i have 1 hour left

Answers

I think its A or B because dudufhcjcuxuxhjx

What could be a human factor that could cause algae blooms?


(THIS IS 8th GRADE EARTH SCIENCE)

Answers

Fertilizer Runoff

The excess nutrients provided by the fertilizer allow for rapid growth of algae and microorganisms. This fertilizer runoff can come from agricultural lands, or from residential areas.

Please I need major help! Help me please?!?

Answers

The correct answer is B

Biologically speaking what is the only purpose of reproduction

Answers

Answer: To prevent extinction

Explanation: This is to say the main purpose of reproduction is for the continuation of species.

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