If you wanted to kill the plants in a lake using a chemical which stops photosynthesis, to which zone should you apply the chemical?
A. littoral
B. profundal
C. pelagic
D. benthic
E. limnetic
E. limnetic
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Which of the following kinds of receptor consists only of a naked nerve fiber ending?
A. Pacinian corpuscle B. cochlear hair cell C. cone D. Meissner's corpuscle E. nociceptor
A researcher is studying eukaryotic cells that shows an abnormal pattern of surface glycosylation. The researcher determines that these cells have normal levels of glycolipids and integral membrane proteins with O-linked glycosylation. The researcher discovers that there are no N-linked glycosylated proteins on the cell surface and unusually high levels of glycosylated in the ER membrane. What is a reasonable hypothesis to explain this observation?
A. The cell is defective in synthesizing of carbohydrates B. The cell is defective in assembling carbohydrate trees C. The cell has a defective oligosaccharide transferase D. The cell has a defect in its protein sorting pathway E. The cell has a defect in its ER localization signal
The flow of hydrogen ions through ATP
synthase creates what kind of energy?
a. kinetic b. potential c. chemical d. solar e. electrical
A function of connective tissue is to:
A) move the muscles of the body. B) form glands. C) stabilize and support the body. D) protect and cover the body.