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ELEN [110]
2 years ago
12

HELP ME GUYS PLEASE!

Biology
2 answers:
german2 years ago
8 0

Answer: number 1

Explanation: that is when we could first sustain life because that is when we gained atmosphere and when we could hold carbon and oxogen

olga2289 [7]2 years ago
7 0

Answer:

I think the answer was A. Because before the ozone layer oxygen was not as much for life on earth to evolve so once the ozone layer started to form up it kept organisms and earth surface safe from direct uv lights so life started evolving.

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a horse has 64 chromosomes and a donkey has 62, using your knowledge of meiosis explain why a cross between these animals produc
Pani-rosa [81]
The horse will give 32 chromosomes and donkey will give 31 chromosomes to the offspring.
The offspring has 63 in total.
 It is odd so it can not produce normal germ cell. So it is sterile.

3 0
3 years ago
What are some fun facts about seamounts?
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* There have been times when naval vessels have collided with uncharted seamounts

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                                    (: I hope this helps! :)


3 0
3 years ago
What are the charecteristics of epihtelial tissue
ikadub [295]

Answer:

- covers and lines body surfaces

- minimal intercellular substance

- cells are densley packed together

- cells rest on basement membrane

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Explanation:

Hope this helps!

5 0
3 years ago
Define what terms origin, insertion and tendon
artcher [175]

Answer:

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<u>Tendon:</u> In biology, the tendon can be described as a type of connective tissue which attaches a bone to a muscle.

6 0
3 years ago
Select the correct answer. Which phrase best defines characterization? OA. the way an author describes the conflict a character
bixtya [17]

Answer: The way an author describes or conveys a character’s traits.

Explanation:

4 0
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