Complete the sentences to describe the different levels of organization in organisms.
A(n)
v is a group of organs that work together to perform a common function.
A(n)
is a group of tissues that work together to perform a common function.
A(n) is a basic unit of structure and function of all living things.
A(n)
is a group of cells that work together to perform a common function.

your answer should be c) enjoy!

"menstrual cycle is a complex cycle that consists of several processes. order of occurrence of steps in menstrual cycle are as follows:

1. high progesterone levels maintain the endometrium lining of the uterus.

2. endometrium lining breaks down and low levels of estrogen stimulate the pituitary to release fsh and lh.

3. fsh and lh stimulates the follicles to develop and the oocyte to produce estrogen.

4. rising estrogen levels suppress fsh production and development of other follicles.

5. a spike in lh causes follicle to rupture.

6. a breakdown of corpus luteum causes progesterone level to drop."

so whats the answer