Enzyme molecules normally interact with substrate molecules. some medicines work by blocking enzyme activity in pathogens. these medicines are effective because: a. they are the same size as the enzymeb. they are the same size as the substrate moleculesc. have a shape that fits in the enzymed. have a shape that fits into all cell receptors
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The population of bacteria in a petri dish doubles every 40 seconds. the population of the bacteria is initially 400 organisms. what unit is most appropriate for the time at which the number of bacteria is 300? hour bacteria per hour second bacteria per second
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Hummingbirds drink nectar from flowers, while robins eat plant seeds. what does this reduce?
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Many plants can reproduce asexually. which of these is an example of asexual reproduction in a plant? a. pine cones forming on a tree b. cross-pollination in a tomato c. roots sprouting from a potato d. night-blooming jasmine flowers
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Which of the following describes a boom period? a. as one population increases, another population decreases. b. as one population increases, the other population also increases. c. as one population decreases, another population increases. d. as one population decreases, another population also decreases
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Enzyme molecules normally interact with substrate molecules. some medicines work by blocking enzyme...
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