The average speed of a greyhound dog increases gradually in succeeding generations after only the fastest of a brood are allowed to interbreed. what is this variation an example of?

Will mark branliest. the theory of plate tectonics was developed with the contribution of scientists from many different disciplines. which of the following is a contribution from geophysicists?

Which phase of the cell cycle ensures that identical copies of the dna are made for daughter cells?

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes