Complement proteins
1.chemically detect the presence of pathogens.
2.attract phagocytes.
3.form membrane attack complexes.
4.work with cytokines to trigger inflammation.
5.all of the choices
5
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Which of the following fungal groups is the cause of widespread mortality in amphibians?
A. chytrids B. zygomycetes C. glomeromycetes D. ascomycetes E. basidiomycetes
Which part of the eye regulates the amount of light that reaches the retina?
a. fovea b. cornea c. iris d. lens
Mutation of the A group gene in Arabidopsis
thaliana affects development in its flower’s a. first whorl only. b. second whorl only. c. third whorl only. d. first and second whorls. e. second and third whorls.
Speciation occurs more frequently when populations undergo a period of geographic isolation
a. true b. false