White feathers in canaries are dominant to yellow feathers. A heterozygous canary is crossed with homozygous recessive canary. What ratio of the offspring homozygous recessive?

Darius is observing a family of geese, which includes a male goose, female goose, and several goslings. when a dog approaches the geese, the male goose hisses at the dog and flaps its wings threateningly. is the behavior of the male goose an example of an adaptation?

Compare the composition of the moon's surface with the composition of the earth's surface.

Why is carbon the backbone of liveing things