The forelimbs of mice, bats, and whales all have a similar bone structure. the similarities are an example of which type of structure?
a. homologous structures
b. embryonic structures
c. adapted structures
d. vestigial structures

Red flowered snapdragons are crossed with white flowered snapdragons, producing all pink snapdragons in the f1 generation. what would you expect if you crossed pink with pink? 3/4, 1/4, 1/2 red, 3/4,/1/2,/1/4 pink,1/2, 3/4, 1/4 white

Restless tectonic plates move (shift) between one and fifteen centimeters per year month day minute

If animal agriculture was eliminated, how much grain would become available for human consumption?