How does the work of peter and rosemary grant illustrate natural selection

Free brainliest! what is a characteistic of the american stradfordshire?

Animal bodies (and even plant bodies for that matter) are complex enough that life couldn't exist without enzymes. enzymes are usually large, complex biological catalysts that are expensive to make. enzymes speed up the rate of chemical reactions without being used up during the reaction (they can be reused many times). they are highly specific in the reactions they regulate. knowing what enzymes are and how they function, why does this explain why complex life forms could not exist if there were no enzymes.

Asap what occurs after cytokinesis is completed at the end of meiosis 1?