A. menstruation
menstruation happens because each month the body releases an egg. Hence why when youre pregnant you dont experience menstruation, because the egg is fertilized so will not be released
B I just took it so it’s b
Your neurons are separated into three groups, Motor, interneurons, and sensory neurons. The motor neurons are responsible for movement, interneurons are in the spinal cord which change sensory neurons into motor neurons which make you move
Tumors are groups of metastatic cells that may be benign or malignant cells. It is a distinctive feature of cancer.
<h3>Cancer and tumors</h3>
Cancer is a multifactorial disease characterized by the emergence of metastatic cells that proliferate in an uncontrolled manner to form a tumor.
There are situations where cancer only can be diagnosed by obtaining a small tissue sample, which is known as a biopsy.
Cancer can be classified as benign cancer or malign cancer depending on the proliferative nature of cancer cells and their ability to produce metastasis (malignant cells produce metastasis).
Learn more about cancer here:
brainly.com/question/11710623