Answer:
Mechanical barriers — which include the skin , mucous membranes , and fluids such as tears and urine — physically block pathogens from entering the body. Chemical barriers — such as enzymes in sweat , saliva , and semen — kill pathogens on body surfaces.
Answer:
A person who uses scientific methods to study, observe or forecast atmospheric patterns and weather events is known as a meteorologist.
Explanation:
Answer:
Anatomy
Explanation:
Based upon the presence and larger size of the eyes of the cephalopods, you could guess they have a more complex ANATOMY system.
Because for each glucose molecule there are two pyruvic acid molecules entering the system, two ATP molecules are formed. Also during the Krebs cycle<span>, the two carbon atoms of acetyl-CoA are released, and each forms a carbon dioxide molecule.</span>
Answer:
A. Order is more specific than class
Explanation:
Family, Genus and Species comes after Order.
