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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