Photosynthesis is carried out by which of the following? a. all living organisms b. animals, but not plants c. plants, but not animals d. bacteria, but neither animals nor plants

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.