Biology, 16.11.2019 21:31, bluexorsit7603

How much oxygen is contained in the atmosphere?
a. 20%
b. 21%
c. 22%
d. 23%

what is slowed when water is a limiting factor in an environment?
a. amount of evaporation
b. population growth
c. the types of rocks

Answers: 3

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Do you know the correct answer?

How much oxygen is contained in the atmosphere?
a. 20%
b. 21%
c. 22%
d. 23%...