The phrase to fit into the blank is "sexual reproduction"!
In sexual reproduction each of the parents produces a gamete and contributes to half of the offspring's genes. This means that the offspring is a unique composition of the two parents.
In contrast, in a asexual reproduction, the offspring would likely have the same genetic code as the parent.
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I believe the answer is C
I read something in my textbook about all living organisms have history of the same genetic info =D
Answer:
a lake where light is being refracted from the water
