Biology, 04.03.2021 19:40 sheram2010
Humans burn fossil fuels and wood, releasing carbon dioxide into the atmosphere. This carbon dioxide is then absorbed by trees for photosynthesis. These processes are contributory to which chemical cycle?
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If many different species live in an ecosystem, this the ecosystem to fill its a. populations b. niches c. producers d. communities
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Restriction enzymes are used in making recombinant dna. describe the role restriction enzymes perform when constructing recombinant dna.
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Lactase is essential for digesting lactose in milk. this enzyme is specific for this sugar. why? molecules and active sites vary in size; only properly sized molecules can fit.there is a precise compatibility between the active site and the lactose molecule.specificity refers to the action of the enzyme, such as hydrolysis, and relatively few molecules can be hydrolyzed.reaction-specific enzymes assume a fit by folding around the most numerous substrate molecules.
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Humans burn fossil fuels and wood, releasing carbon dioxide into the atmosphere. This carbon dioxide...
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