Which of the following pairs would increase the rate of evolution within a species?
slow environmental change and high genetic variation
rapid environmental change and large population size
long generation times and low genetic variation
short generation time and large population size

Of seawater increases with decrease in the temperature. therefore, the cold water sinks to the deeper layers at the bottom

Which sentence best describes the relationship between chlorophyll and the chloroplast? a.) chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.

Nerve cells are specialized to respond to stimulitrue or false?