Nicotine, a substance found in cigarettes, causes blood vessels to constrict. What effect might prolonged smoking have on the body? A. Decreased heart rate B. Decreased heart strength C. High blood pressure D. High blood volume

What is an effect of adaptive radiation apex?

What defines a macromolecule as a lipid

Because of thermohailine and other currents, A. The oceans of the world exist as distinctly different bodies of water B. the oceans of the world slowly mix, and are really one ocean C. all of the oceans in the world have the same salinity D.

How is condensation the reverse of evaporation

Why trees are green

A researcher identified a bacterial enzyme that is essential in the breakdown of glucose. The researcher wants to test a potential antibiotic that acts on the newly identified enzyme.

What type of bonding exists in network solids?/?

Which of the following statements summarizes the differences between active and passive transport? A. only active transport requires energy (ATP) and moves molecules from low to high concentration B.

When Jacob starts running, his legs move faster and his heart rate increases. Which types of muscles are involved in these changes

Which cells are not formed during meiosis