Plasmids of bacteria often have genes involved in:
a. reproduction.
b. motility.
c. viral resistance.
d. antibiotic resistance.
e. photosynthesis.
D
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If a population has three, color alleles and one is dominant over the other two, how many phenotypes are possible?
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What is phagocytosis
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Which is incorrect about measles?
A. Vaccination is with an attenuated oral vaccine. B. Koplik spots appear before the characteristic rash. C. Humans are the sole reservoir. D. It is also known as rubeola. E. It is one of the most contagious infectious diseases.
Substances that are naturally produced by certain microorganisms that can inhibit or destroy other microorganisms are called
A) Broad-spectrum drugs B) Semisynthetic drugs C) Narrow-spectrum drugs D) Antibiotics E) Synthetic drugs