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Kazeer [188]
3 years ago
11

PLEASE HELP AM HAVING A MENTAL Breakdown!!!

Biology
1 answer:
Virty [35]3 years ago
5 0

Answer:

DNA helicase

Explanation:

The image of this question shows the replication of DNA into two identical copies. However, before this occurs, the double-stranded DNA needs to be unwound or separated so that each single strand can serve as a template for a new strand.

An enzyme called DNA helicase is responsible for the separation of the DNA molecule into single strands. After which, DNA polymerase begins to add nucleotides to each single strand of DNA.

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The ________ division of the autonomic nervous system is often called the "rest-and-digest" division.
Ad libitum [116K]

Answer:

Parasympathetic nervous division

Explanation:

The parasympathetic division of nerves is a part of the autonomic nervous system which gets activated during the relax conditions.

The parasympathetic nervous system is the opposite of the sympathetic nervous system which gets activated during the stress condition.

The parasympathetic division gets activated when the level of cortisol and adrenaline gets decreased and the body responds by detoxifying, digesting and building immunity.

Thus, Parasympathetic nervous division is the correct answer.

4 0
3 years ago
What event characterized the Paleozoic era?
german
The growth of plants and formation of land mammals characterized the paleozoic era.
8 0
4 years ago
Read 2 more answers
So option 1, 2 or 3....................................................................
kotykmax [81]
I would probably go with 2
7 0
3 years ago
Read 2 more answers
A scientist is studying the action of RNA polymerase during transcription. He wants to know what type of bases are added to the
Assoli18 [71]
The scientist wants to know what type of bases are added to the growing mRNA by the RNA polymerase then it would be bases complementary to the template DNA.
8 0
3 years ago
This represents what type of succession?
NeX [460]

B

Secondary succession means the regrowth in an ecosystem that already existed, after a disaster such as floods, fire, and etcetera. This is as opposed to primary succession whereby a new ecosystem is developed where none existed initially, usually on a new substrate.

Explanation:

In the picture on the left looks like a picture of a forest decimated by fire. On the right is a picture of the grass growing on the forest floor. This probably due to the fact that the canopy of the forest was destroyed in the fire enabling sunlight to penetrate to the floe of the forest supporting vegetation growth. This secondary succession. The grass acts like pioneer species. Later, the forest floor will be colonized by perennial, and then woody plants and the ecosystem will be back to its normal state.

Learn More:

For more on ecological succession check out;

brainly.com/question/11925354

brainly.com/question/10167897

#LearnWithBrainly

7 0
3 years ago
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