The alternative pathway of complement cascade activation begins with ________ binding to the surface of a microbe
A) C1
B) C3a
C) complement factor B
D) C5a
E) C5b
C
Biology & Microbiology
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How does the fruit of a plant aid in the plant's reproduction?
Biology & Microbiology
In all of the following characteristics, prokaryotes differ from eukaryotes except in
A. cell size. B. multicellularity. C. chromosomes. D. nucleic acids as the hereditary material. E. organelles.
Biology & Microbiology
Sperm undergo capacitation
A) in the testicles as sperm develop. B) in the woman's body. C) just after the second polar body is ejected. D) immediately following a sperm's penetration of an oocyte.
Biology & Microbiology
Our knowledge of existing species is limited and biased toward __________. Fill in the blank(s) with the appropriate word(s)
Biology & Microbiology