The higher rates of diffusion and photosynthesis under elevated atmospheric concentrations of CO2 have been termed the ________
Fill in the blank(s) with correct word
CO2 fertilization effect
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Many fungi produce ________ that can cause significant disease
A) cellulases B) mycotoxins C) endotoxins D) chitinases
Aminoacyl-tRNA synthetases __________ link __________ to their respective tRNA molecules
a. ionically; mRNAs b. loosely; mRNAs c. terminally; codons d. covalently; amino acids e. enzymatically; codons
A child falls and suffers a deep cut on her leg. The cut went through her skin and she is bleeding. Which of the following defense mechanisms will participate in eliminating contaminating microbes?
A) mucociliary escalator B) normal skin flora C) phagocytosis in the inflammatory response D) acidic skin secretions E) lysozyme
Important emerging pathogens include ALL of the following microorganisms EXCEPT
a. Dengue virus. b. H5N1 virus. c. Borrelia burgdorferi. d. Salmonella typhi.