An ecosystem experiences a rapid increase in the algae population as a result of lawn fertilizer entering the system through storm drains. The food chain below is part of the ecosystem. AlgaeMinnowsSalmonBear

When the algae and other plants die, they cause the bacterial population to explode. The bacteria exhaust the supply of dissolved oxygen needed by animals living in the water. What will happen to the minnow population?

In german cockroaches, curved wing (cv) is recessive to normal wing (cv+). bill, who is raising cockroaches in his dorm room, finds that the frequency of the gene for curved wings in his cockroach population is 0.6. in his friend joe’s apartment, the frequency of the gene for curved wings is 0.2. one day joe visits bill in his dorm room, and several cockroaches jump out of joe’s hair and join the population in bill’s room. bill estimates that, now, 10% of the cockroaches in his dorm room are individual roaches that jumped out of joe’s hair. what is the new frequency of curved wings among cockroaches in bill’s room? 0.69 0.4 0.5 0.31 0.20

Which medullary index indicates a human hair? a. 0.653 b. 0.733 c. 0.516 d. 0.256

Idont understand by supporting the plant and holding the leaves up to the light. question 3 options: tap or fibrous root flower petals herbaceous or wood stems leaves with stomata