Cells carry out three major types of work; which of the following involves energy for cell motility and the movement of structures within cells?
A. Chemical work
B. Mechanical work
C. Transport work
D. None of the choices are correct.
Answer: B
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The use of antibiotics is creating the mutations in bacteria that make them resistant to these antibiotics
A. true B. false
Which of the following brain regions helps regulate hunger and thirst?
A. cerebrum B. cerebellum C. thalamus D. hypothalamus E. medulla oblongata
Almost a century after Edward Jenner introduced successful vaccination, Louis Pasteur developed vaccine(s) against
A) anthrax. B) human cholera. C) rabies. D) influenza. E) both anthrax and rabies.
Antimicrobial peptides can do all of the following except
A) stimulate leukocytes. B) regulate body temperature. C) insert themselves into target cell membranes. D) disrupt plasma membrane and/or cell wall. E) target intracellular components.