The last option, adding sugar to milk to form sweetened milk, is a physical change
Answer:
streamlined bodies in dolphins and ichthyosaurs
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Answer:
B an increase in the concentration of hydrogen peroxide.
Explanation:
For the process of transformation of glucose into pyruvate, NAD⁺ is converted into NADH. These same NADH molecules are then reutilised on the pyruvate to lactic acid reaction and are therefore transformed back into NAD⁺ molecules that will again be used for another glycolysis reaction.
From the first rectangle, on the left, to the last rectangle, on the right, it comes NAD⁺ - NADH - NADH - NAD⁺.
