Choose the wrong statement among the following.

Trypsinogen is activated by enterokinase.

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Optimum pH for salivary amylase is 8.9.

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Rennin helps in digestion of milk proteins.

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Goblet cells secrete mucus.

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Submucosal glands of intestine are also known as Brunner's glands.

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Solution

The correct option is C Optimum pH for salivary amylase is 8.9.
The optimum pH for salivary amylase ranges between 6.7 to 7. Salivary amylase is the enzyme secreted by salivary glands that breaks down carbohydrates into maltose.
Trypsin is an active enzyme that is formed when the trypsinogen is activated by enterokinase.
Renin is an enzyme that is secreted by the kidney and helps in the digestion of milk proteins.
Goblet cells are unicellular mucus-secreting glands.
Submucosal glands are those that are present in the duodenum of the small intestine and are known as Brunner's glands.
Hence, the correct answer is option B.

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