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mars1129 [50]
4 years ago
10

How long did it take to develop the first life forms?

Biology
1 answer:
Alenkasestr [34]4 years ago
7 0

Answer:

The earliest time that life forms first appeared on Earth is at least 3.77 billion years ago, possibly as early as 4.28 billion years, or even 4.5 billion years; not long after the oceans formed 4.41 billion years ago, and after the formation of the Earth 4.54 billion years ago.

Explanation:

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A landform is a feature on the Earth's surface that is part of the terrain. Tectonic plate movement under the Earth can create landforms by pushing up mountains and hills. Erosion by water and wind can wear down land and create landforms like valleys and canyons.

8 0
3 years ago
What is nucleotides macromolecule
serg [7]

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Explanation:

7 0
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Marian recently went through a surgery in which blood vessels were taken from her legs and then attached to her coronary arterie
lions [1.4K]

Answer:

Off-pump coronary artery bypass

Explanation:

In this heart bypass surgery a vein or artery from another part of the body is taken and used as a graft to replace the blocked coronary artery. The benefit of this type of surgery is that there is negligible chances of rejection of the graft because the graft has been taken from the same body. A surgical cut is made inside leg, between the ankle and groin and one end of the graft is attached to coronary artery whereas the other end to the opening of aorta.

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5 0
3 years ago
Anthony was saving money each week from his allowance to purchase new basketball shoes for a total of $245 he already had $65 sa
Natalija [7]

Answer:

It will take him exactly 12 weeks

Explanation:

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6 0
3 years ago
Why is life function important to cells?
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Explanation:

Hope This Helps;)

7 0
3 years ago
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