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Author Question: As fruit ripens, the pectic substances undergo the following sequence of changes: (1) ... (Read 106 times)

maegan_martin

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on: Aug 2, 2018
As fruit ripens, the pectic substances undergo the following sequence of changes:
 
  (1) protopectin, pectin, pectinic acid, (2) pectic acid, protopectin, pectinic acid, (3) protopectin, pectinic acid, pecturonic acid (4) protopectin, pectin, pectic acid, (5) pectic acid, pectin, protopectin.

Question 2

Odor is perceived through
 
  (1) epithelium, (2) gustatory cells, (3) olfactory cells, (4) papillae, (5) tongue.


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mceravolo

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Reply #1 on: Aug 2, 2018
Answer to Question 1

4

Answer to Question 2

3


maegan_martin

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Reply #2 on: Aug 2, 2018
Thank you!


mceravolo

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Reply #3 on: Aug 2, 2018
Always glad to help...


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