During an immune response, which cells disintegrate producing a chemical net that traps nearby invaders?

a. T cells
b. B cells
c. macrophages
d. neutrophils
e. eosinophils


ANSWER: d

Biology & Microbiology

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Genomic technology allows researchers to use ____ to survey the genome to detect associations between common variations and a specific phenotype

a. pedigrees b. continuous traits c. chromosome number d. nucleotide variations e. RNA

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How long is the typical ovarian cycle?

a. 26 days b. 24 hours c. 28 days d. 31 days e. 22 days

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Which of the following represent antiphagocytic strategies used by some pathogens?

a. avoiding destruction inside phagocyte b. Secretion of hyaluronidase c. secretion of leukocidins d. secretion of capsule/slime layer e. attachment with fimbriae

Biology & Microbiology

Humans, as well as all other mammals, have hair. Hair, then, would be considered to be a(n):

a. derived character. b. cladistic character.

c. ancestral character. d. analogous character. e. polyphyletic character.

Biology & Microbiology