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
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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
How long is the typical ovarian cycle?
a. 26 days b. 24 hours c. 28 days d. 31 days e. 22 days
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
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.