Simon is comparing the communities of living things that live in two bodies of water: a long river and the ocean bay just beyond the mouth of the river. Comparing which of these abiotic factors would be most useful for Simon to explain the differences in the communities? Assume that the water is unaffected by pollution.

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-