Explanation:
making hypotheses is a scientific method
Enzymes; lipids, proteins, carbs, and nucleic acids. Mainly proteins.
Answer:
Generaly a heart weighs 300g in males and 200g in females. In any case if there is difference in weight i.e increase in the weight of heart the blood pumping capacity decreases due to over weight resulting in the decrease in number of beats.
Explanation:
