How do airborne pollutants affect plant growth, and why?
a. They increase growth because particulates provide an additional carbon source
b. They increase growth because the slight dimming of sunshine reduces water loss.
c. They reduce growth because the chemicals cause stomata to close or clog them permanently.
d. They reduce growth because polluted air has lower carbon dioxide levels.
c
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A reaction can be driven forward by:
A. coupling it to an ATP hydrolysis reaction. B. providing energy for the reaction in the form of intermediates containing acyl phosphate bonds. C. providing energy for the reaction in the form of intermediates containing thioester linkages. D. embedding unfavorable reactions in metabolic pathways containing reactions with large, negative ?Gs. E. All of these choices are correct.
Triglycerides do not need to be chemically altered or broken down to cross the intestinal epithelium.
Answer the following statement true (T) or false (F)
The PhyloCode is a set of rules for ____
a. naming organisms using traditional taxonomic groups b. classifying organisms into Linnaean hierarchies c. identifying and naming clades d. creating binomial species names e. insuring strict monophyly in classification
A fish detects vibrations in the water by means of its ____, which contains numerous ____.
A. lateral line, hair cells B. ear, statocysts C. swim bladder, stretch receptors D. skin, mechanoreceptors E. lateral line, thermoreceptors