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lubasha [3.4K]
3 years ago
10

What word means the theory of slow change over long time periods

Biology
1 answer:
dimulka [17.4K]3 years ago
4 0
Evolution is the theory of slow change during long time periods.
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Where does blood go directly after it leaves the inferior (posterior) vena cava?
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Which of the following serves as an electron carrier in cellular respiration?
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4 years ago
The half life of C14 is 5730 years. I have a sample that I dug up from a sea cucumber fossil. I expected .00015ppm of C14 in my
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The answer is 17190 years

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Original amount was 5730. To become 1/8 of the original amount, three (3)  half life periods will demand because after first half life the amount will become 1/2 and after second half life, amount become 1/2 again (1/2 x 1/2 = 1/4).  Third half life, the amount become half 1/2 again (1/2 x 1/2 x 1/2 = 1/8).

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4 years ago
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