Bb
bb
bb
b - black fur
b. white fur
consider the genetic cross for fur color. what is the probability that the offspring of this cross will have black fur?
a)
25%
b)
50%
os

Which conditions are necessary for natural selection to occur? select all of the answers that apply. a. inheritable adaptations vary among individuals. b. the population size is increasing. c. more individuals are born than can survive. d. fitness varies among individuals. e. the environment changes suddenly and drastically.