____ of the species of bacteria are pathogens.
A. All
B. The majority
C. About half
D. A minority
D. A minority
Biology & Microbiology
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Which hormone is involved in maintaining the gamete or egg cell in females?
A. estradiol B. progesterone C. gonadotropin-releasing hormone D. follicle-stimulating and luteinizing hormones E. All of the choices are correct.
Biology & Microbiology
In 1970 Stanier proposed that classification be based on
A. evolution. B. Gram stain. C. physiology. D. DNA sequence.
Biology & Microbiology
Hormonal controls
What will be an ideal response?
Biology & Microbiology
________ is a mixotrophic protozoan that is able to combine autotrophic and heterotrophic nutritional modes.
A. Euglena B. Giardia C. Amoeba D. Plasmodium
Biology & Microbiology