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erik [133]
3 years ago
15

Classify as man-made or natural extinction: Changes in oxygen levels in ocean water

Biology
2 answers:
Andrews [41]3 years ago
7 0
The answer for the question is A.
uranmaximum [27]3 years ago
3 0

Answer:

a

Explanation:

cuz it is the fact of theory

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3 years ago
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Flura [38]

Answer:

assuming the

1.Cc represent creepers ( since  creepers never breed true this is the likey representation,)

2. nn  represents normal.

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Cn and Cn= creeper

nc and nc = normal  50/50 % ratio.

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Explanation:

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