root -ology
What will be an ideal response?
means the study of
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Assume that a newly developed chemical agent blocks the active site of the enzyme shown in the figure. This drug must be similar in shape and size to
A) glucose. B) fructose. C) sucrase. D) sucrose.
The chief source of central nervous system (CNS) infections is through the
A. bloodstream. B. genitourinary system. C. skin. D. nerves.
Which of the following describe the placenta? (Check all that apply.)
_____ The bloods of the mother and the embryo come in close contact without mixing. _____ The placenta neutralizes toxins like alcohol and drugs before they reach the fetus. _____ Oxygen diffuses from the mother to the embryo. _____ Carbon dioxide diffuses from the embryo to the mother. _____ The placenta provides nourishment and hormones to the embryo. _____ The antibodies made in the embryo protect the mother from infections.
Specifically, molecules of chlorophyll are located in the membranes of sacs called
A) vesicles. B) stoma. C) thylakoids. D) grana. E) stroma.