Which kind of action is a cause of air pollution?
a. poisons are released into a major river.
b. gasoline is burned by a car engine.
c. trash is dropped in a national wildlife preserve.
d. tuna are fished to extinction.

Asap indicate the coat color and the proportion of offspring with that color for each of the following crosses of rabbits. assume all are homozygous. alleles: a=agouti, c=chinchilla, a=albino, a is dominant over c and a, c is dominant over a agouti x chinchilla a) 1/2 chinchilla, 1/2 agouti b) 3/4 chinchilla, 1/4 agouti c) all agouti