Sulfur is in the same column of the periodic table as oxygen, but has electronegativity similar to carbon. Compared to water molecules, molecules of H2S will ________.

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#Question id: 11957

#Physiology

Because the foods eaten by animals are often composed largely of macromolecules, animals need to have mechanisms for ________.

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#Question id: 11958

#Physiology

Fat digestion yields fatty acids and glycerol, whereas protein digestion yields amino acids; both digestive processes ________.

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#Question id: 11959

#Physiology

The process by which digested dietary substances cross cell membranes to be used by the body is known as ________.

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#Question id: 11961

#Physiology

The large surface area in the gut directly facilitates ________.

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#Question id: 11962

#Physiology

 In the digestive system, peristalsis is ________.

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#Question id: 11538

#Physiology

Prostaglandins are local regulators whose chemical structure is derived from ________.