Which of the following is NOT a role of plasma proteins? To destroy infectious agents To help transport insoluble molecules To make the blood thicker To help maintain the osmotic balance and pH of the blood All of the above are roles of plasma proteins.

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.

for a different answer set the answer would be because the oxygen in the water had depleted (apex)