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laiz [17]
3 years ago
8

DNA is replicated in the nucleus of eukaryotes, but in the cytoplasm of prokaryotes. Why is this?

Biology
2 answers:
umka2103 [35]3 years ago
6 0

Answer:

In prokaryotes (organisms without a nuclear membrane), DNA undergoes replication and transcription and RNA undergoes translation in an undivided compartment. All three processes can occur simultaneously.

   In eukaryotes (organisms with a nuclear membrane), DNA undergoes replication and transcription in the nucleus, and proteins are made in the cytoplasm. RNA must therefore travel across the nuclear membrane before it undergoes translation. This means that  transcription and translation are physically separated. The primary transcript, heterogeneous nuclear RNA (hnRNA), undergoes extensive post-transcriptional processing to make a messenger RNA (mRNA)molecule that can pass through the nuclear membrane.

Explanation:

Marat540 [252]3 years ago
3 0

Answer:

because they do not ave a nucleus

Explanation:

hope this helps!!

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NARA [144]

Answer:

A. Estradiol

Explanation:

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8 0
3 years ago
Read 2 more answers
Can more than one dichotomous key be developed to identify the same group of organisms? Explain. To answer this question, refer
rewona [7]
<span>Certainly. Every organism has a variety of different characteristics. One person writing a key might choose to use different characteristics than another person would use.

For example: Here's a key for separating fish, snake, frog and mouse

1.
A. Has scales on its skin ... 2
B. Has no scales on its skin ... 3

2.
A. Breathes with gills - fish
B. Breathes with lungs - snake

3.
A. Has hair or fur - mouse
B. Has no hair or fur - frog

Here's a different key for the same four animals:

1.
A. Has four legs ... 2
B. Does not have 4 legs ... 3

2.
A. is warm-blooded - mouse
B. is cold-blooded - frog

3.
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8 0
3 years ago
When minerals precipitate in a fracture, they are referred to as __________?
ratelena [41]
When minerals precipitate in a fracture, they are referred to as vein deposits.
A vein deposits is a distinct sheetlike body of crystallized minerals within a rock.

Hope this helped :)
Have a great day
6 0
3 years ago
Where are sedimentary rocks formed?
sveticcg [70]
Formed by mud and sand in rock
5 0
3 years ago
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All of the following can be classified as organic molecules except _____.
xenn [34]
The answer is: [D]: hydrochloric acid (HCl).
_________________________________________________
Hydrochloric acid (HCl) contains no carbon atoms; therefore it is NOT an organic molecule.
___________________________________________________
5 0
4 years ago
Read 2 more answers
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