Which types of weathering and erosion are primarily responsible for the formation of caves? *

A) physical weathering and runoff
B) physical weathering and groundwater flow
C) chemical weathering and groundwater flow
D) chemical weathering and runoff

humans can cause extinction of a species through overharvesting, pollution, habitat destruction, introduction of invasive species (such as new predators and food competitors), overhunting, and other influences. explosive, unsustainable human population growth is an essential cause of the extinction crisis.

explanation:

i didn't have the answer choices , but i tried my best.

i think the miocene epoch spans the time from 23 million to 12 million years ago.

"do a testcross with a homozygous recessive plant."