Why would athletes use sets and reps in their training sessions?

Acertain species of fish can have either long or short fins. the allele for long fins is dominant over the allele for short fins. a heterozygous, long-finned fish is crossed with a homozygous, short-finned fish. of the offspring, will have long fins and be , and will have short fins and be .

Is there any solid scientific evidence that humans have been cloned?

What is the process of a new plant growing from its seed into a seedling? primary growth fertilization pollination germination