Which cell carries oxygen though out the body?

Blood cells are the cells that carry oxygen

blood cells dont only carry Oxygen, blood cells also carry water, minerals, nutrients, and proteins throughout the different parts of the human body

Explanation:

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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.

b tumor cells have a cell wall instead of a membrane

explanation:

tumor cells different from normal cells because tumor cells have a cell wall instead of a membrane.