Question

choose the best answer to complete the statement. a symbiotic association between two species is a close, long - term relationship in which _________. choose 1 answer: a both species always benefit b one species always benefits and the other is always unaffected c one species always benefits and the other is always harmed d one species always benefits and the other is either helped, harmed, or is unaffected

Explanation:

Symbiotic relationships include mutualism (both benefit), commensalism (one benefits, the other is unaffected), and parasitism (one benefits, the other is harmed). So in a symbiotic association, one species always benefits and the other is either helped, harmed, or unaffected.

Answer:

D. one species always benefits and the other is either helped, harmed, or is unaffected