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aalyn [17]
2 years ago
7

A. 150 million years ago b. 140 million years ago c. 120 million years ago

Biology
2 answers:
Burka [1]2 years ago
8 0
A goes to #3, B goes to #2, and C goes to #1
harkovskaia [24]2 years ago
5 0

Answer:

c 1

b2

a3

Explanation:

There are gaps in the fossil record because many early forms of life were soft-bodied, which means that they have left few traces behind. What traces there were may have been destroyed by geological activity. This is why scientists cannot be certain about how life began.

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The cell population of RBCs is similar in size but not equal to the size of RBC the curve can shift to either direction. The low MCV (mean corpuscular value) value can shift the the curve to the left side while considering an RBC histogram.

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