The driver behind all life cycles in the entire biosphere is

Select the correct answer. which term do biologists use to describe the average number of individuals of a species per unit area? a. carrying capacity b. population density c. minimal viable population d. survivability curve

Explain how sequences of amino acids in proteins can be used to reveal relationships among organisms.

Match the reproductive structures based on their function and the system to which they belong. egg ovary sperm vas deferens vagina fallopian tube testis urethra