Depending on the blastopore fate of its members, label each branch with p (for protostomy), d (for deuterostomy), n (for neither), or p & d. labels may be used once, more than once or not at all

This is a coral reef ecosystem. many biotic and abiotic factors affect the health of this ecosystem. which set correctly pairs a biotic factor and an abiotic factor?

In a certain ecosystem owls are predators for mice. the owl population increases and they eat more mice this causes the mouse population to decrease what happens next? a.the birth of mice increases. b. the birth rate of owls increases c. the population of owls decreases d. the population of mice increases

Which characteristics are typical of a human population in the postindustrial stage?