Fill in the blank with the correct response. Plants could not survive without water's
ability.

Veins have a much lower blood pressure than arteries. which of these prevents backflow of blood in veins? a. pressure applied by the heart b. one–way valves in veins c. thin muscular walls of veins

The cretaceous period spanned the time interval between and 65 million years ago. 250 million 144 million 75 million 200 million

Genes that come together with different alleles are heterozygous. homozygous. genotype. segregated.