<span>It produces progesterone.The ovaries produce the female hormones estrogen and progesterone, in addition to a minute quantity of testosterone. Each ovary has thousands of follicles competent of generating eggs for fertilization. The brain cause the ovaries to develop a single mature egg cell for potential fertilization.</span>
Answer:Valves stop blood flowing backwards
Explanation: Valve are flags of tissue that control the direction of the blood in our heart.,it prevent the backwards flow of blood. valves regulate blood from flowing back into the atria.The right and left atrio-ventricular valves prevent blood from flowing backwards into atria. When the ventricle is full,the valve prevent backwards flow of blood.
Answer:
an aerobic respiration is the type of respiration that uses oxygen to provide energy for the body
an anaerobic respiration is the type of respiration that does not use oxygen to provide energy for the body
to provide energy
carborn dioxide
glucose+oxygen =carbon dioxide +water +energy
Answer:
I think it is a male silkie
The answer will be increase slightly and then decrease. Hope you get it!
