If your body temperature gets too high, why is it dangerous?
A. Reactions become too slow for cells to survive.
B. Enzymes become denatured.
C. Vasoconstriction can rupture blood vessels.
D. It is not dangerous.

Why are carbon dioxide concentrations expected to increase? a carbon dioxide concentrations are expected to increase, because fossil fuel burning is expected to increase b. carbon dioxide concentrations are expected to increase, because of an increase in agriculture. c.carbon dioxide concentrations are expected to increase, because more land will have to be cleared for increasing populations and agricultural use. d. all of the above select the best answer from the choices provided mark this and return save and exit next submit submit

On his trip to the galapagos islands, darwin determined that animals on the islands

What is the function of the nucleus in the euglena cells you observed?