Answer::: Brain structures called the hypothalamus and pituitary gland control the menstrual cycle. The hypothalamus triggers the pituitary gland to make hormones that trigger the ovaries to make oestrogen and progesterone. ... Disorders of the hypothalamus, pituitary gland or ovaries can affect menstruation, causing amenorrhoea
pressure would be described as the force that is on an object
Answer:
Plants have two distinct stages in their lifecycle: the gametophyte stage and the sporophyte stage. After reaching maturity, the diploid sporophyte produces spores by meiosis, which in turn divide by mitosis to produce the haploid gametophyte. The new gametophyte produces gametes, and the cycle continues.
Explanation:
Antibiotics can do more harm than good when it comes to the flu.
<span>Which statement best describes the role of the cell membrane?<span>a. It stores genetic material.
b. It encloses the cytoplasm.
c. It produces proteins.
d. It breaks down food particles.
</span></span><span>
</span>
