Which of the following is a macrophage? O A large, mature monocyte active in phagocytosis
O Asmall, immature leukocyte active in phagocytosis
O A large red blood cell
A small bacterium that is eaten by white blood cells

Which of the following will abstinence most likely to improve? a. creativity b. physical strength c. flexibility d. emotional health

True or false. mucous membranes secrete mucus that traps pathogens.

0% 10. use the table to answer the question. which elements would you expect to find mainly in the earth’s core? element density (g/cm3) aluminum 2.7 iron 7.87 nickel 8.9 silicon 2.33 iron and silicon aluminum and silicon aluminum and nickel iron and nickel