Which of the following best states the purpose of villi?
a. speed up the elimination of wastes
b. increase the synthesis of enzymes
c. increase surface area for purposes of absorption
d. speed up the loss of water from the body

Which statement best describes a keystone species? o a. it has littlelmenetic variation. it has an extremely high population. 0 b. 0 c. it remains unaffected by all environmental changes. od. it has a strong influence on the ecosystem. 0 e. it's the first species to populate a new ecosystem.

The picture shows a fishing technique called trawling. how might trawling affect marine biodiversity

Based on the law of dominance, we would expect percent of the offspring from this cross to have large teeth.