The heart must beat faster during exersise because by increasing the heart rate the body is able to increase cardiac output and deliver the necessary blood flow to the mucles
The circulatory aids with the immune system because they provide white-blood cells to help fight with the diseases or sicknesses.
Answer:
The fist option!
Explanation:
The energy investment phase of glycolysis involves the investment of two ATP molecules and results in the formation of two molecules of glyceraldehyde phosphate. Two molecules of NADH + H+ are produced. This is an example of a coupled reaction.
Hope this helps!
Answer:
The fusion of a egg and a sperm produces a zygote with 46 (2n) chromosome number.
