What part of a phospholipid comprises the hydrophobic tail?
A. Hydroxyl
B. Glycerol
C. Fatty acids
D. Phosphate
E. Alcohol
Answer: C
Biology & Microbiology
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Cervical swab is:
a. acceptable. b. not acceptable.
Biology & Microbiology
The eggs of the blood fluke Schistosoma haematobium range from 110 to 170 µm long by 40 to 70 µm wide and have a sharp, pointed terminal spine. In which specimen is this organism most likely found?
a. Ascites fluid b. Sputum c. Bile d. Urine
Biology & Microbiology
Type IV hypersensitivity reactions typically peak within
A. minutes. B. hours. C. 12 hours. D. 2-3 days.
Biology & Microbiology
The domestic dog has 39 pairs of homologous chromosomes. A dog's somatic cells have ________ chromosomes and gametes have ________ chromosomes.
A) 78; 78 B) 78; 39 C) 39; 15 D) 156; 78 E) 39; 39
Biology & Microbiology