Animals that maintain internal body temperature using heat generated by their own metabolism are called
A) endotherms.
B) ectotherms.
C) reptiles.
D) amphibians.
Answer: A
Biology & Microbiology
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Shigella
A. are themselves nonmotile. B. may be pushed from cell to cell by actin tails. C. utilize pili to move. D. utilize flagella to move. E. are themselves nonmotile AND may be pushed from cell to cell by actin tails.
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Ligaments are connective tissues that connect _____ to _____ across a joint.
A. muscle; muscle B. muscle; bone C. tendons; bone D. bone; bone E. cartilage; bone
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The viruses that can infect bacterial cells are
A. cold viruses. B. HIV virus strains. C. influenza viruses. D. bacteriophages.
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