Which one does not play a role in determining your metabolism? 1. Age
2. Gender ( man or woman )
3. Eating a huge, medium-size, or small meal

4. Body size and composition

3)rating ahuge medium sized or small meal

Explanation:

all the other factors are present in determining metabolism however the amount of food eaten is not a factor as no matter how much food you eat only the needed amount of food is digested and the rest is agested

a lot ig i am not sure

true dat because you don't physically and emotional stress