Explain why having more red blood cells per cm3 of blood is an advantage to an athlete. (3 Marks)

Red Blood Cells (RBC’s) contain haemoglobin. Therefore, more RBC’s results in more haemoglobin present.Haemoglobin carries oxygen, therefore, more oxygen can be transported to cells such as muscle cells.More oxygen transported to cells results in more aerobic respiration of cells such as muscle cells.

BG

Related Biology GCSE answers

All answers ▸

What are the main methods the human body uses to prevent infection from micro-organisms?


where does gas exchange occur in the lungs


What are the products of digestion of a) proteins, b) fats and c) carbohydrates?


(a) Name the organs which produce each of the following hormones. Choose from this list. ovaries brain liver stomach pancreas testes kidney (i) testosterone. (1 mark, 1 li