According to SSU rRNA gene sequencing, the amitochondriate Eukarya are ________, but a composite phylogenetic tree based on other eukaryotic genes suggests they are closely related to ________
a. ancient / fungi
b. ancient / protists
c. highly derived / fungi
d. highly derived / protists
Answer: A
Biology & Microbiology
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Indirect EIA is used to detect
A) antigens. B) antibodies. C) viruses. D) serum.
Biology & Microbiology
In arthropods, locomotion is accomplished by muscles that work against
A. each other. B. the exoskeleton. C. a hydrostatic skeleton. D. mineralized bones. E. the pseudocoel.
Biology & Microbiology
In most cases, pathogens leave the host via the portal of exit through:
a. sloughing b. adhesion c. discharge d. secretion e. diffusion f. filtration g. excretion
Biology & Microbiology
Which of the following is NOT a risk factor for hypertension?
a. smoking b. obesity c. chronic stress d. a diet high in fruits, vegetables and dairy products e. excessive salt intake
Biology & Microbiology