About what percent of the Sun's energy
is reflected by Earth's surfaces?

C. a mature ovule of a plant.

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  eukaryotic cells may arise from sexual reproductions, resulting in more genetic variation  i would say that is the answer

Frog is rorangutan is krhino is kfly is rshark is kremember! "k"aring kangaroo, "r"apid rabbit. rabbits have lots of babies at once and focus on numbers rather than quality. kangaroos have one at a time and focus on quality rather that numbers. also, rabbits go into heat very often, kangaroos do not go into heat that often. (a little tip from my bio teacher mr. kelly)