C5a peptidase
A. is a virulence factor.
B. synthesizes C5a.
C. is produced by the host cell in response to infection.
D. is a molecule promoting chemotaxis.
E. is a virulence factor AND is a molecule promoting chemotaxis.
A
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Mature fungal spores
a. are always haploid. b. are always diploid. c. are always dikaryotic. d. can be either diploid or dikaryotic. e. can be either haploid or diploid.
The development of the nervous system requires the migration and lengthening of neuronal cells. These events are
driven by ____.
a. pseudopods b. motor proteins c. flagella d. intermediate filaments e. microfilaments
Ions can travel directly from the cytoplasm of one animal cell to the cytoplasm of an adjacent cell through
a. plasmodesmata. b. intermediate filaments. c. tight junctions. d. desmosomes. e. gap junctions.
During prophase ____ are formed.
A. nucleoli B. new chromosomes C. spindles D. centromeres