Define national parks​

Many animals cannot sweat to maintain a stable body temperature. what is one other way animals can cool down?

Compare the depth of field when focusing with low power and high power. which power has the greater depth of field?

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 .