An RNA molecule is typically _____ ; a DNA molecule is typically _____
a. single-stranded; double-stranded
b. double-stranded; single-stranded
c. both are single-stranded
d. both are double-stranded
A
Biology & Microbiology
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Antibodies are classified as
a. nucleoproteins. b. immunoglobulins. c. polysaccharides. d. steroids. e. lipids.
Biology & Microbiology
Testing of a hypothesis is called a(n):
A. variable B. experiment C. prediction D. conclusion E. control
Biology & Microbiology
carbon dioxide fixation occurs ______, and the Calvin cycle occurs _______.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology
Neisseria gonorrhoeae is:
A. the cause of ophthalmia neonatorum. B. the cause of gonorrhea. C. called the gonococcus. D. virulent due to fimbriae and a protease that inactivates IgA. E. All of the choices are correct.
Biology & Microbiology