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

Biology & Microbiology

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Many fungi produce ________ that can cause significant disease

A) cellulases B) mycotoxins C) endotoxins D) chitinases

Biology & Microbiology

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

Biology & Microbiology

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

Biology & Microbiology

Important emerging pathogens include ALL of the following microorganisms EXCEPT

a. Dengue virus. b. H5N1 virus. c. Borrelia burgdorferi. d. Salmonella typhi.

Biology & Microbiology