The neutral subatomic particle is
a. the neutron.
b. the proton.
c. the electron.
d. both the electron and the proton.
e. both the neutron and the electron
A
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What part of a cell's cytoplasm is responsible for the diversity of nerve cell shape?
A. the cytoskeleton B. the endomembrane system C. the nucleus D. All of the answer options are correct.
Water transport from roots to leaves occurs mainly because of _____
a. pressure flow b. differences in source and sink solute concentrations c. the pumping force of xylem vessels d. transpiration, tension, and cohesion of water e. pressur flow and differences in source and sink solute concentrations
Suppose this experiment was repeated two weeks in a row. Each time the same person was the hand scrubber and the procedure was repeated exactly the same. Would you expect the number and kinds of microorganisms present in the first hand scrub (A) or the last hand scrub (E) to be similar from week to week?
A) I would expect the number and kinds of microorganisms present in the first hand scrub (A) to be similar from week to week. B) I would expect the number and kinds of microorganisms present in the last hand scrub (E) to be similar from week to week. C) Neither choice (scrub A or scrub E) would be similar from week to week.
Fomites are
A) insects that transmit pathogens from an infected host to a noninfected host. B) inanimate objects involved in the indirect contact transmission of pathogens. C) fecal material from infected hosts. D) animal sources for human pathogens. E) silent carriers of infectious diseases.