What are they two major ways earth moves?

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 .

Penelope studies how the structure and function of the nervous system is related to behavior. she is a psychologist

What organ is the first to receive nutrients that have been absorbed from the digestive tract?