Which organisam is a pruduser?

a. mouse
b. snake
c. grass
d. owl

In attempt to solve the working problems created by the industrial revolution, the united states and many countries in europe considered and/or adopted

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 .

Body temperature is tightly regulated in mammals for example when external temperatures drop too much the body of a mammal responds by in order to its core temperature?