a) The action of ptyalin stops at the stomach. Explain.(b) State a factor that denatures enzymes(c) Name the features that increase the surface area of small intestines

      

a) The action of ptyalin stops at the stomach. Explain.
b) State a factor that denatures enzymes
c) Name the features that increase the surface area of small intestines

  

Answers


John
a) In the stomach there is acidic medium due to presence of hydrochloric acid (HCl) and ptyalin only acts at slightly alkaline medium hence its denatured or destroyed by a low pH.

b) High temperature above 40o, altering pH medium

c) - Presence of Villi

- Increased length
johnmulu answered the question on May 1, 2017 at 13:13


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