Question

1. there are __________ conditionally essential amino acids.

6
9
11
13

1. glycogen is stored in:

heart, liver
kidneys, muscles
muscles, liver
liver, thyroid

1. what softens the connective tissue in meat?

freezing
cooking
drying
nothing

Explanation:

For question 83, it is a well - known fact in biochemistry that there are 6 conditionally essential amino acids. For question 84, glycogen is mainly stored in the liver and muscles in the human body. For question 85, cooking softens the connective tissue in meat by breaking down collagen.

Answer:

1. 6
2. Muscles, liver
3. Cooking