During a systemic acquired resistance response, a plant ________

a. shelters nitrogen-fixing bacteria
b. releases protective organic compounds
c. folds leaves to minimize evaporation
d. walls off wounds


b

Biology & Microbiology

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Genomic studies of Neanderthals, modern humans, and chimpanzees have confirmed that ____

a. humans evolved from Denisovans b. humans and Neanderthals interbred c. humans and Neanderthals are 98.8% genetically identical d. humans are direct descendants of Neanderthals e. there is a 5% difference in the coding regions of the human genome vs. the chimpanzee genome

Biology & Microbiology

Which of the following can make it easier to see the internal parts of a cell through a light microscope?

a. Beams of electrons b. Stronger lenses c. Direct source of natural light d. Special stains

Biology & Microbiology

All EXCEPT which of the following must be

available for the light-independent reactions to occur? a. carbon dioxide b. oxygen c. ribulose bisphosphate d. ATP and NADPH e. enzymes

Biology & Microbiology

All genetically normal humans have

a) 44 autosomes b) 23 chromosomes c) 46 autosomes d) 8 toes e) two pairs of 22 autosomes, a Y chromosome, and an X chromosome

Biology & Microbiology