Awildfire destroys part of a forest. how will squirrels that live in the forest and depend on trees most likely respond? a. squirrels will emigrate and leave the population. b. the squirrel population will remain constant. c. squirrels will immigrate and join the population. d. the birthrate of squirrels will increase.

Radiometric dating is used to tell the absolute age of materials by studying the decay rate of radioactive isotopes. the decay rates of isotopes are constant and are expressed as .

Suppose that on a small island off the coast of scotland, 32 percent of the population has blue eyes, which means that these individuals must be homozygous for the blue eye color gene (bb). the only other eye color found on the island is brown, and individuals that are homozygous for the brown eye color gene (bb) or heterozygous (bb) will have brown eyes because brown is the dominant gene. assume this population is in hardy-weinberg equilibrium. if 100 babies are born next year, how many of these would you expect to have brown eyes and be heterozygous? a. 58 b. 49 c. 29 d. 43

Plz ! what does it mean for an allele to be dominant?