Cells that can engulf foreign particles, and can ingest, kill, and digest most bacterial pathogens are called
A) red blood cells.
B) phagocytes.
C) reticulocytes.
D) resistant cells.
Answer: B
Biology & Microbiology
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Different clusters of related Galápagos finch species each occupy a somewhat different ____, a term that describes a
general way of life.
a. niche zone b. adaptive zone c. hybrid zone d. novel habitat e. disjunct habitat
Biology & Microbiology
Which of the following is a way that humans have decreased the ability of infectious disease to limit human population growth?
a. migration b. birth control c. sanitation d. slow population growth
Biology & Microbiology
The use of enrichment cultures and selective media was pioneered by
A. Pasteur. B. Beijerinck. C. von Behring. D. Jenner.
Biology & Microbiology
Usually, enzymes are ________
A) fats B) steroids C) chemical reactions D) proteins
Biology & Microbiology