It depends on the person, but I know that the average cycle is about 28 days long, and it only occurs once a month, in normal situations.
Hope this helps! :)
Stay smart,
~Mistermistyeyed.
Hi!☺
I think your answer is going to be B, <span>Nutrients that help the body use proteins, carbohydrates, and fats.
~Elisabeth</span>
Answer: The receptors for vision are the receptive ends of sensory neurons
Explanation:
The photoreceptor cells of the retina are the rods and cones. The rods are responsible for the night vision and side vision.