Which of the following best describes two identical copies of chromosomes made during S phase?
A:Cytokinesis
B:Sister chromatid
C:Spindle fiber
D:Centromere

Answers

Answer 1
The answer is B: Sister chromatid

Related Questions

a Name two producers in the food web.

Answers

Answer:The producers in a food web are plants, algae, and some bacteria as they are capable of fixing carbon, producing sugars.

Explanation:

How are humans circulatory system similar and different to other animals

Answers

Answer:

Humans have a heart with two atria and two ventricles that pushes blood in one direction. Some animals have hearts similar to humans but, other animals have only one atrium and one ventricle or a cardiovascular system that can push blood in two directions.

Humans circulatory system is similar due to presence of artrium and ventricles and different to other animals due to number of heart chambers.

How human circulatory system similar and different to other animals?

Humans have a heart with two atria and two ventricles that prevents bactward flow of blood. Some animals have hearts similar to humans but, other animals have only one atrium and one ventricle that can push blood in two directions.

So we can conclude that Humans circulatory system is similar due to presence of artrium and ventricles and different to other animals due to number of heart chambers.

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How do Venus, Earth, and Mars compare to each other? Explain.

Answers

Answer:

Explanation:

Because they are all 4 rocky planets in the solar system, I did it when i was in 4th grade during my solar system project

The Venus, Earth, and Mars compare to each other because they are all 4 rocky planets in the solar system.

What is the solar system?

The Sun and the objects that orbit it make up the gravitationally bound system known as the Solar System. The massive interstellar molecular cloud's gravitational collapse resulted in its formation 4.6 billion years ago.

Our planetary group comprises of our star, the Sun, and everything bound to it by gravity - the planets Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune; planets as small as Pluto; a lot of moons; and millions of meteorites, asteroids, and comets.

The fundamental thought of the planetary group was proposed by the Clean stargazer Nicolaus Copernicus (1473-1543) who said that "the Sun is the focal point of the Universe" and made the planets move around it in amazing circles.

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Which of the following statements is FALSE? *
The Rock Cycle is happening all the time on Earth.
Some processes of the Rock Cycle take a long time.
O All rocks were once Metamorphic Rocks.
O Most rocks on Earth are Igneous Rocks.

Answers

Answer:All rock were once metamorphic rocks

Explanation:

Melted rock deep inside Earth forms igneous rocks. Sand, silt, plant and animal skeletons make sedimentary rocks. Heat and pressure underground convert rocks into metamorphic rocks. Therefore, option (C) is correct.

What is rock cycle?

The rock cycle is a web of processes that outlines how each of the three major rock types—igneous, metamorphic, and sedimentaryform and break down based on the various applications of heat and pressure over the course of time. Igneous rocks are rocks that are formed by volcanic eruptions, while metamorphic rocks are formed when heat and pressure are applied to preexisting rocks. Shale, a type of sedimentary rock, can be transformed into slate with the use of heat and pressure, for instance.

The rock cycle is an important component of our dynamic Earth because it allows rocks to shift from one type of rock to another based on their location and circumstances. It recycles rocks to build new structures when plate tectonics changes the Earth's surface.

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When you look at your teacher's face, how can you see it?
0 Light reflects off of her face.
O Her face emanates light.
O Light refracțš through her face
O Her face emits electromagnetic radiation.

Answers

Answer:

0 Light reflects off of her face.

What would happen if earth had no atmosphere

Answers

Answer:

solar radiation would break atmospheric water into oxygen, which would react with carbon on the Earth to form carbon dioxide. The air would still be too thin to breathe. The lack of atmosphere would chill the Earth's surface. ... Plants and land animals would die

Explanation: rewrite it

Days would be extremely hot and nights would be extremely cold.

The energy of ultraviolet and shorter wave lengths of light is absorbed by interaction with the molecules in the atmosphere.

Explanation:
If there were no molecules in the atmosphere the high energy waves from the sun would strike the surface of the earth. The result would be that perhaps no living thing could survive.
Ozone and other molecules absorb the energy from the sun and undergo chemical reactions due to the energy absorbed.

4. Give two examples of how you interact
with the carbon cycle.

Answers

Answer:

in the food chain, plants move carbon from the atmosphere into the biosphere through photosynthesis. ... Animals that eat plants digest the sugar molecules to get energy for their bodies. Respiration, excretion, and decomposition release the carbon back into the atmosphere or soil, continuing the cycle.

Explanation:

Burning fossil fuels, changing land use, using limestone to make concrete. All of these are significant to the carbon cycle.

where does diffusion take place in the nervous system?

Answers

Answer:

In diffuse systems nerve cells are disseminated all through the life form, generally underneath the external epidermal layer. Hope this helps.

Explanation:

Mutation please help. ​

Answers

Answer: i dont know how to do this

Explanation:

Describe what a spreading center is and how a volcano
forms there.

Answers

Explanation:

Spreading center volcanism occurs at the site of mid-oceanic ridges, where two plates diverage from one another. As the plates are pulled apart, hot ashtenophere rise upward to fill voids of the extended lithosphere.

GIVING BRAINLIEST AND THE REST OF MY POINTS!!!!! :D
Two parts of the food chain are described below:

Part #1: These organisms are the ending of the food chain.
Part #2: This passes energy to plants and animals.

Which statement is true about these two parts of the food chain?

A) Part 1 are consumers, Part 2 is the sun
B) Part 1 are consumers, Part 2 are producers
C) Part 1 are producers, Part 2 is the sun
D) Part 1 are producers, Part 2 are consumers

(DONT ADD ANY LINKS)

Answers

The answer is part 1 are consumers and part 2 is the sun. Consumers are the animals that last animal is does not have a predator in its food chain. While the sun provides for plants and animals mostly because plants do not get energy from eating and the sun provides vitamins and nutrients for our food.

The correct statement is B) Part 1 are consumers, Part 2 are producers.

What are the two parts of food chain?

Part 1 of the food chain describes organisms that are the end of the food chain, which would typically be consumers or animals that feed on other organisms, including plants and other animals.

Part 2 of the food chain refers to something that passes energy to plants and animals. This is typically the sun, which provides energy through photosynthesis to producers, or plants, that convert light energy into chemical energy stored in food. Producers form the base of the food chain, providing energy to all other organisms in the ecosystem through the food they produce.

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prokaryotic cells have a single circular chromosome and a defined nucleus? true or false?

Answers

Answer:

False, it lacks a defined nucleus.

Explanation: By definition, prokaryotes lack a membrane-bound nucleus to hold their chromosomes. Prokaryotes generally have a single circular chromosome that occupies a region of the cytoplasm called a nucleoid. They also may contain small rings of double-stranded extra-chromosomal DNA called plasmids.

Answer:

False

Explanation:

Prokaryotic cells don't have a nucleus, they have a nucleoid region

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Why is it helpful for frogs to have bulging eyes?

Answers

Answer:

It is helpful for frogs to have bulging eyes because it allows them to see in all directions such as in front of them, to the sides, and partially behind them. The frog's eyes that are positioned above their head give them a field of vision of almost 180 degrees, this helps them spot predators and prey easier and quicker.

Explanation:

IF YOU WANT POINTS HERE YOU ARE!!! ANSWER THE QUESTIONS IN THE PICTURE!!!!

Answers

Answer:

13- can't see the question

14- 75%i think

15- the likelihood is 25%

16-Bb and bb

Explanation:

pictures below, hope this helps :)

I need help please with both of them

Answers

prevent

location

Explanation

Top is prevent and bottom is achievement

Vascular plants are able to grow taller than nonvascular plants because A. lignin in the cell walls of vascular tissue helps the plant overcome gravity. B. they can live in drier areas than nonvascular plants. C. they rely on osmosis to transport materials throughout the body of the plant. D. there is more sunlight in the areas where vascular plants live.

Answers

Answer:

c

Explanation:

Answer:

A

Explanation:

I got it wrong the first time

A Carbon Sink is a reservoir which absorbs more carbon than it releases. Suggest how carbon in the bodies of crustaceans and molluscs is removed from the oceanic food chain to become part of another, slower carbon reservoir.

Answers

Answer:

Crustaceans and Molluscs play an important role in the oceanic carbon sink.

Explanation:

Carbon sinks can serve to partially offset greenhouse gas emissions. Forests and oceans are both large carbon sinks. Algae is pressurized to bottom of the ocean by long term sequestration. Algae then falls to the bottom of the ocean and TRANSFORMS to fossil fuels.

CO2 is not combustible. creates carbonic acid in the oceans. Reduces seawater pH, carbonate ion concentration, and thus calcium carbonate (needed for shells for marine creatures, contributes to BOTTOM-UP EFFECT)

If helpful, please mark as brainliest! =)

Explain in detail how CONVECTION heat transfer effects our weather?

Answers

Answer:

The sun's waves heat the ground, causing it to warm (radiation). The energy flows from the warmer ground to the cooler air (conduction), causing it to rise (convection). When the rising air reaches a certain point, it expands, cools, and the cooler expanded air can no longer hold as much water vapor so it rains.

Explanation:

Answer:

convection occurs over a very very long time in the earth's mantle.  Rock slowly gets melted down from the core, then shoots back up from volcanoes.  The new rocks get buried by sand and sediments, and the process resets.

Explanation:

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A mutation is least likely to affect a cell when the mutation --

Answers

A mutation is least likely to affect a cell when the mutation is reverses the order of bases in a DNA strand. when the total number of bases in a DNA sequence remain the same. Replaces a base with its complementary base and produces a codon which codes for the same amino acid as the original codon.

A mutation is least likely to affect a cell when the mutation is silent in nature or is not associated with an exon, it is least likely to affect a cell. Any mutation that happens to the introns does not affect the cell's function.

What is the function of cells and mutation?

As genetic materials, nucleic acids encode information about the cell's structure and function, its proteins, receptors, and so on. The mRNA that is formed from the gene has roles in the formation of the receptor, the enzymes, etc., so if any mutation happens to the gene that is in the coding region, then it can show its impact, but if the mutation is of the silent type, then it has no impact on the cell.

Hence, when a mutation is silent in nature or is not associated with an exon, it is least likely to affect a cell. Any mutation that happens to the introns does not affect the cell's function.

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How many different keys can be used in a single sort?

Answers

Answer:

The answer is 3.

Explanation:

Hope this helped Mark BRAINLEST!!!

Usable fresh surface water is relatively scarce. To many people, streams and lakes are the most visible part of the water cycle. Not only do they supply the human population, animals, and plants with the freshwater they need to survive, but they are great places for people to have fun.

Answers

Answer:

True.

Explanation:

Usable fresh surface water is scarce. Freshwater is not in excess on our planet. We can find it on lakes, lagoons, rivers, and swamps, but it is only 3% of the totality of Earth's water. The importance of this water is that it is the one that is suitable for humans, a large number of plants, and animals. This is why there are different methods to store and distribute fresh water amongst all the population and places that need it. Besides, the places where freshwater is, are great for activities, such as swimming, sailing, rafting, diving, fishing, etc.

Since freshwater is scarce and has so many uses, we must take care of it.

Which of the following might restrict the growth of a population?
O Mild winters
O Increased predation
o Increased numbers of prey
O Ample rainfall
30 POINTS!!!!

Answers

It is increase predation

Answer: Increased predation, and mild winters.

Explanation: As the prey population increases, there is more food for predators. So, as the number of predators increases, more prey are captured.

Mild winters would cause all of the plants to die, therefore prey would also die due to lack of food and cause predators to die as well for the same reason.

Side note: It might also be ample rainfall but I didn't know if they meant ample rainfall as in flooding or not, if it means flooding then that could be an answer, too. And I also wasn't sure if this was multiple choice or not.

Good luck! :)

Imagine a genetic cross between two people, blood type AB. What is the probability that these people will have offspring with type B blood? A) 0% B) 10% o 25% D) 50%​

Answers

C) 25%
(random letters) shavisgausbasibs

At which time points did the scientists take measurements? (Attachment)

Answers

Answer:

(0,0) (2,45) (4,25) (6,20)

Explanation:

Need answer ASAP please thanks

Answers

Answer:

rr

Explanation:

you're welcome--------

It’s white feathers because it’s asking for phenotype not genotype. Genotype is written with letters an phenotype is physical characteristics

How many chromosomes foes the nucleus of heart muscle cell contain?

Answers

Answer:

46 chromosomes

Humans have 23 pairs of chromosomes, so our hearts have 46 chromosomes.

Explanation:

Hope it helps

Answer:

46 chromosomes

most of them contain 46 chromosomes like almost all the rest of the body's cells

A copy a chromosome made during cell division are called

Answers

Answer:

As a cell prepares to divide, it must make a copy of each of its chromosomes. The two copies of a chromosome are called sister chromatids.

Using this chart of word roots and affixes, which is the most likely meaning of

the word tripod?

Prefixes

Sumixes

mono: one

bi: two

tri: three

omni: all

pro: for, in favor of

forward

epi: on, outside

se: apart

athlon, prize, contest -able, -ible capable of

ped, pod, foot -ic: like, related to

phon, phone: sound -oid. resembling

spect to look

-ant, having the qualities of

derma: skin

-ia: condition, world, society

hydr. water

-ology, -logy, the study of

cred, to believe, trust -ous: full of

tone: tone, sound

-ence: a state or condition

A. An animal that walks on four legs

B. A three-legged stand

C. A three-part belief system

D. The ability to walk on hind legs

Answers

Answer:

THE ANSWER IS LETTER B

Explanation:

Answer:

B

Explanation:

In the term isotonic, the prefix iso- means

A. Above
B. Equal
C. Below
D. Pressure

Answers

Answer:

Iso stands for equal......

It means equal so choice B

When the cells in the male and female parent divide, do them they form body cells or sex cells? Please explain!!!!!​

Answers

Answer:

well i kinda think they form a body cell only ...

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