This diagramas demonstrates ahy the ocean is large carbón sink.
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Which of the following is caused by reproductive isolation within a species? a. a decrease in gene flow b. an increase in genetic flow c. a decrease in genetic drift d. an increase in gene flow

Body temperature is tightly regulated in mammals for example when external temperatures drop too much the body of a mammal response by in order to it's core temperature.

What is the name of the group of elements that are a good conductor of heat? (5 points) select one: a. alkali metals b. halogens c. noble gases d. nonmetals