Single-celled microscopic animals that release enzymes or toxins that destroy cells are called

a. helminthes
b. fungi
c. protozoa
d. viruses


Ans: c. protozoa

Biology & Microbiology

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Microbial control in wastewaters would most logically be a part of

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Which of the following is NOT a characteristic of

viruses? a. Contains DNA or RNA genetic material. b. Contains cytoplasm and ribosomes. c. Has a protein coat. d. Can only replicate inside a living host cell. e. Is very small.

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Energy (ATP) source: movement of electrons

What will be an ideal response?

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Which alleles are present in each daughter cell produced by mitosis?

What will be an ideal response?

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