Moist heat damages microorganisms by
A. damaging the phospholipid bilayer.
B. denaturing and coagulating cellular proteins.
C. oxidation of cellular components.
D. damaging the cells nucleic acids.
Answer: B
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Which of the following characteristics applies to both B and T cells?
a. mature in the bone marrow b. can differentiate into memory cells c. secrete proteins d. participate in acquired immunity e. involved in phagocytosis
Examining the plants in Figure 18-1, the structure labeled 2 is homologous with structure:
a. 1.
b. 3.
c. 4.
d. 5.
e. 7.
________ can be thought of as not responding to a stimulus.
Fill in the blank(s) with the appropriate word(s).
The designer of the first transmission electron microscope, ________, was awarded the 1986 Nobel Prize in physics.
Fill in the blank(s) with the appropriate word(s).