When you do rigorous exercise, the cells of the muscles require more oxygen. which condition ensures this requirement is met?

The correct answer is aerobic conditions.

When you do rigorous exercise, the cells of the muscles require more oxygen and this requirement is met through aerobic conditions.

The body has its own oxygen energy system that manages the presence of the oxygen during movement.

the menstrual cycle – higher tier. negative feedback mechanisms affect the production of hormones in the menstrual cycle. oestrogen also stimulates the release of lh (luteinising hormone) from the pituitary gland, which in turn controls the production of progesterone.

unicellular organisms, like bacteria, are able to perform all life functions within one single cell. multicellular organisms need many different types of cells to carry out the same life processes. each of these special types of cells has a different structure that it perform a specific function.