Tracheids and vessels together make up
a.) xylem
b.) phloem
c.) chloroplasts
d.) a plant cell

What type of genetic drift would be simulated if all the beans that were not selected died out?

Many farmers prefer cattle without horns because it is safer for their herds. the allele for no horns (n) is dominant to the allele for the presence of horns (n). a farmer mates a male with horns to a heterozygous female without horns. what is the chance that the offspring will have horns?

What best explains the inability for life to exist in earth early atmosphere