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dmitriy555 [2]
2 years ago
10

Explain the protective significance of chromosomes condensing into tight coils during mitosis.

Biology
1 answer:
antoniya [11.8K]2 years ago
6 0

Answer:

Chromosomes condense before mitosis to allow them the ability to move smoothly, without becoming entangled and breaking. (So, they are conveniently packaged for cell division, in which the chromosomes must move to both poles of the cell.)

Explanation: Otherwise it would be a massive mess to untangle and separate like a meesed up fishing reel jammed with line mixed together with the jammed lines from 3000 other messed up lines

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Suppose that a portion of double-stranded DNA in the middle of a large gene is being transcribed by an RNA polymerase. As the po
babunello [35]

<u>Answer:</u>

CCGAGU

<u>Explanation:</u>

DNA transcription:

DNA transcription is the process through which DNA double helical strand is converted into single stranded RNA molecule.

During transcription two strands of DNA are named differently i.e Template strand and coding strand.

Template strand:

Strand from which RNA is producing is known as template strand while

Coding strand:

The strand which is opposite to the template strand is known as the coding strand. Coding strand is the DNA strand whose nucleotide sequence resembles to the RNA transcript base sequence except thymine which is replaced by uracil.

Correct Answer:

Template strand from 5' to 3' reads GGCTCA. and

In this question CCGAGT is coding strand.

RNA sequence is same as coding sequence except T which is replaced by U so sequence of RNA becomes

CCGAGU

8 0
3 years ago
You are on vacation with your family up in the mountains. Your friend is on vacation near the equator by the ocean. Explain whic
Lelu [443]

Answer:

In the mountains

Explanation:

because its hotter near the equater and it doesnt get that much rain unlike up in the mountains

7 0
2 years ago
A sequence of who eats whom in an ecosystem ​
MrMuchimi

The answer is food chain.

5 0
3 years ago
What does the fossil record include and what can we learn from it?
AlexFokin [52]
By studying the fossil record we can tell how long life has existed on Earth, and how different plants and animals are related to each other. Often we can work out how and where they lived, and use this information to find out about ancient environments. Fossils can tell us a lot about the past.
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If an object leaves Earth's gravitational field and floats in space, which one of the following will change?
Nutka1998 [239]

Answer: B. The object's weight

Explanation:

Weight depends on gravity and is a measure of how much force gravity exerts on an object. Mass is the measure of how much matter is in an object and doesn't depend on gravity. In space, mass doesn't change but weight does.

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