Infections transmitted by arthropod biological vectors use which of the following portals of entry?

A. Skin
B. Respiratory tract
C. Urogenital tract
D. GI tract


A. Skin

Biology & Microbiology

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PFK-1 is _________ by ATP and _________ by ADP

A. activated; activated B. activated; inhibited C. inhibited; activated D. inhibited; inhibited

Biology & Microbiology

The acid-fast stain is specifically designed for bacteria whose cell walls contain:

a. teichoic acids. b. mycolic acids. c. peptidoglycan. d. disaccharide-pentapeptide subunits.

Biology & Microbiology

Observable traits are known in genetics as ____

a. phenotypes b. genotypes c. homozygous d. heterozygous e. homozygous genotypes

Biology & Microbiology

Plants provide animals with which of the following?

A) food and oxygen B) food and carbon dioxide C) carbon dioxide D) oxygen E) food

Biology & Microbiology