What type of transport takes place when a protein allows an ion to enter a cell

"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."

burning fossil fouls really decrease the carbon in the atmosphere so b

answer; civil inattention;

in tropical forests it typically is hot with a lot of rain. when what is hot, it starts to evaporate and turn into water vapor.