What type of macromolecule controls the rates of photosynthesis?

Blood has traveled from the heart to the toes. which describes the next step of the circulation process?

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.

What type of competition exsist between two species. turtles and fish