Drag the tiles to the boxes to form correct pairs.
Match the human activities with their effects.
fossil fuel combustion
use of fertilizers and pesticides
deforestation
It makes soil more vulnerable to erosion because there is nothing to
hold it in place.
It releases greenhouse gases into
air.
It pollutes fertile soil with toxic chemicals

Which conditions are necessary for natural selection to occur? select all of the answers that apply. a. inheritable adaptations vary among individuals. b. the population size is increasing. c. more individuals are born than can survive. d. fitness varies among individuals. e. the environment changes suddenly and drastically.

Name the part of the the brain labeled "e".

The idea that all living things are made up of cells is considered scientific law. this means the idea is an emerging scientific idea that has a logical explanation. has been tested with similar results at least twice. is supported by scientific consensus and a large amount of evidence. has been rejected only once by the scientific community