Answer: The menstrual cycle is regulated by hormones. Luteinizing hormone and follicle-stimulating hormone, which are produced by the pituitary gland, promote ovulation and stimulate the ovaries to produce estrogen and progesterone.There are four major hormones (chemicals that stimulate or regulate the activity of cells or organs) involved in the menstrual cycle: follicle-stimulating hormone, luteinizing hormone, estrogen, and progesterone. hope this helps have a nice night❤️❤️❤️
Explanation:
3 A hydrogen bond
Forms between two molecules that have H-O, H-N, or H-F
Answer:
true because her muscles are working and theres movement being done overall in the image.
Explanation:
Answer:
The organisms that thrive at deep-sea vents and seeps have to survive freezing cold, perpetual darkness, high-pressure, and toxic chemicals. For this reason, they are often called "extreme"ex tr em op hi l es for the extreme nature of their living conditions. I don't know
Explanation:
<span>B is the correct answer. The beginning of DNA replication occurs with the unwinding of the DNA helix by a special enzyme. The two strands that form the helix then create a replication fork. The two strands are then oriented differently, one becoming the 'leading strand' and one the 'lagging strand'. </span>