Which of the following enzymes is responsible for the breakdown of proteins into amino acids in the lysosome?

A Cathepsin ✓
B Trypsin
C Pepsin
D Chymotrypsin

Explanation

Cathepsin is a lysosomal enzyme that breaks down proteins into amino acids, playing a crucial role in protein degradation and recycling.

Mnemonic

_CAT_ = Cell's Awesome Terminator

Source

Alberts Molecular Biology of the Cell
Protein Metabolism Cell Biology Lysosomal Function Medium MEDICAL PYQ 2018 2018 Confidence: medium