A human egg cell is large compared with a human sperm cell. The best explanation for this difference is

A. it contains more genetic information than sperm cells

B. it contains nourishment for the zygote

Correct answer: B. The zygote and embryo require nourishment at the beginning, before they implement in the uterus and start getting their nourishment through the umbilical cord.

C. to make it hard for the egg to move, thus making it easier for the sperm to fertilize it.

D. to make it an easier target for sperm cells

A human egg cell is large compared with a human sperm cell. The best explanation for this difference is

A human egg cell is large compared with a human sperm cell. The best explanation for this difference is

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