Exercise

Question 1

Exercise

Answer 1

Our muscles start contracting harder and faster.

Heart rate increases

Question 2

Aerobic respiration

Answer 2

During aerobic respiration glucose reacts with oxygen. This allows ur cells to use the energy transferred.

Question 3

Metabolism

Answer 3

All the chemical reactions happening in your body.
Conversion of glucose to starch

The formation of lipids.
The formation of amino acids.

Question 4

Why does blood flow to the muscles increase during exercise?

Answer 4

Muscles need more energy for contraction so more oxygen/glucose is needed for increase respiration