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Answer:
NAD+ is reduced to NADH during glycolysis, pyruvate oxidation, and the citric acid cycle.
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The function of the villi and the microvilli is to increase the amount of surface area available for the absorption of nutrients. Each villus has a network of capillaries and fine lymphatic vessels called lacteals close to its surface.
Explanation:
There, the villi and the microvilli increase intestinal absorptive surface area approximately 40-fold and 600-fold, respectively, providing exceptionally efficient absorption of nutrients in the lumen. There are also enzymes (enterocyte digestive enzyme) on the surface for digestion
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1. In meteorology, precipitation is any product of the condensation of atmospheric water vapour that falls under gravity.
2. The main forms of precipitation include drizzle, rain, sleet, snow, graupel and hail.
3. Precipitation occurs when a portion of the atmosphere becomes saturated with water vapor, so that the water condenses and "precipitates".
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