The meshwork that forms the fabric of a blood clot mostly consists of
A. thrombin.
B. fibrin.
C. fibrinogen.
D. collagen.
E. prothrombin.
Answer: B
Biology & Microbiology
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It is estimated that less than 4% of all cases of salmonellosis are reported
Indicate whether the statement is true or false.
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Cytoplasmic localization in animal eggs gives rise to ________
a. the yolk b. mRNA transcripts c. the polarity of the embryo d. two identical embryos
Biology & Microbiology
Do all natural populations experience some degree of genetic drift?
a. yes b. no
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What key adaptation distinguishes ferns from bryophytes?
A. Ferns do not require water to reproduce. B. Ferns go through alternation of generations. C. Ferns are also heterotrophs. D. Ferns are able to conduct photosynthesis. E. Ferns have a vascular system, which allows them to grow taller.
Biology & Microbiology