Which of the following best describes how fertilization helps maintain genetic variation? O A.
Fertilization maintains genetic variation by causing cells to combine nucleotides during
DNA replication and mitosis.
Fertilization maintains genetic variation by ensuring the new zygote receives a mixture of
genes from both parents.
ОВ.
O C.
Fertilization maintains genetic variation by implanting the embryo in the wall of the
uterus.
OD.
Fertilization maintains genetic variation by forming a placenta around the developing
embryo.