In a biped, the __ should be angled toward the midline from the hip point to knee joint to keep the torso positioned over the center of gravity.
a. ossa coxae
b. spine
c. femur
d. foramen magnum

as in mitosis, dna replication occurs during interphase.   in meiosis, it occurs specifically in s phase of interphase 1.

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multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).   so the answer is a.