Question
Biology Question on Digestion and absorption
The enzyme that is not present in succus entericus is
A
nucleosidase
B
lipase
C
maltase
D
nuclease.
Answer
nuclease.
Explanation
Solution
Succus entericus or intestinal juice (pH = 7.8) refers to the secretion of glands of small intestine. It contains many enzymes viz maltase, isomaltase, lipase, lactase, a-dextrinase, enterokinase, aminopeptidase, nucleotidase, nucleosidase, etc. for the digestion of carbohydrates, proteins, fats, nucleic acids etc. Enzyme nuclease is not a digestive enzyme. It is not present in any digestive juice.