Answer:
Covalent bond is a primary chemical bond formed by the sharing of electron pairs
Hydrogen bond is a weak electrostatic attraction between the hydrogen and an electronegative atom due to their difference in electronegativity.
Answer:
The answer is C. Pepsin becomes inactive as soon as it reaches small intestine.
Explanation:
Enzymes are pH specific. They once work at those specific values and if those are changed they either degrade or become inactive. The pH of stomach is acidic and that of the small intestine is basic. Therefore the enzymes will become inactive when it enters small intestine.
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Identify the stage of cellular respiration in which each of the FOLLOWING takes place.
Where are the FOLLOWING ???
The cell membrane is semi-permeable, kind of like a filter to let some molecules in and keep larger molecules out
