What is the difference between analogous structures and homologous structures? Can you please help me :(

Look at the photo of the leaf. which term best describes this leaf?

Plz ! cattle ranchers and dairy farmers rarely allow all of their animals to reproduce instead they practice selective breeding and only encourage the reproduction of animals with specific features. which of the following cows would a dairy farm most likely choose to reproduce? a. a cow that makes a lot of milk. b. a cow that can run quickly. c. a cow with a think, soft fur. d. a cow with large, strong hooves.

Plz ! ive been stuck on this forever