Aplants can have either brown
b. or red
b. leaves. brown is the dominant trait is a plane as a genotype bb which best describes the plant.
a. homozygous with brown leaves.
b. heterozygous with red leaves
c. homozygous with red leaves.
d. heterozygous with brown leaves

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.

Match each description to the appropriate biome. tropical savanna desert tropical rain forest taiga tundra has sparse vegetation and very cold temperatures located near the equator and contains trees that form dense canopy layers is very hot and dry, and has plants that need little water has cold winters, heavy snowfall and is dominated by conifers has warm temperatures and is dominated by grasses

Which chemical equation is unbalanced? which chemical equation is unbalanced