Answer: Mutations can be good or bad.
Explanation:
First eliminate choices C and D since they both mention that fact 1 is crossing over ( which is also referred to as genetic recombination) . So you're left with A and B and the correct answer is B .
The disease caused by a uncontrolled division of abnormal cells in a part of the body!
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Answer:
B. Root is the correct answer
Since chemical weathering is the reaction of rocks with other chemicals, the answer should be answer D!
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