Pretty sure it increased gene variation. So A.
Fish! indians would use fish way back it they would put it under the crops and the crops would get good nutrition and they would grow twice as fast and twice as healthy!
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I think the answer is spore hope this helps
Answer:
Pasteurized milk is dairy milk that is heated and cooled using a simple, heating process that makes milk safe to drink before it is packaged and shipped to grocery stores. The difference between raw milk versus pasteurized milk is that raw milk — straight from the cow — does not go through the pasteurization process.
Explanation:
The answer to 20. is A.
B wouldn't affect the plates,
C would push the plates downwards,
and D.... I don't even know what that is.