A certain prolonged hot weather system causes a drought. The ground is dry. Rivers and natural reservoirs are very low. How has the water cycle been disrupted? A. There is not enough energy from the sun to start the water cycle.

B. Evaporated water warms as it rises instead of cools.

C. Water vapor cannot condense because air temperatures are too high.

D. No water evaporates from the ocean.

Scenario #2 in 2001, a population of 2,500 poison dart frogs lived in the amazon rain forest. due to increased deforestation, the population dwindled to 25 frogs in 2019. new government regulations were enacted in 2022, successfully putting an end to the deforestation of the amazon rain forest. once deforestation was stopped, the poison dart frog population was able to recover. by 2050, the population reached 8,000 frogs, of that population, 20 are homozygous recessive for being spotted (ss genotype). q2- ? q- p- p2- 2pq-

How can antibodies "remember" a particular bacterial invader or "antigen" on that invader?

Drag the tiles to the correct boxes to complete the pairs. match the nitrogenous base of dna with its complement.