Twenty two thousand so the answer is c
Besides wildfires, human settlements affect neighboring ecosystems through biotic processes, including exotic species introduction, wildlife subsidization, disease transfer, landcover conversion, fragmentation, and habitat loss.
The Energy-Requiring Steps of Glycolysis. In the first half of glycolysis, energy in the form of two ATP molecules is required to transform glucose into two three-carbon molecules.
He observed 15 different finch species that originated as one ancestral bird. all differing in body shape, beak size, and mating habbits