Forensic !
match each of these bullet observations could you discover

number of lands
striations
right or left twist
bullet diameter

a. caliber of the firearm
b. firearm manufacturer
c. the exact firearm that fired the bullet

"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."

and after water is usually warmed by the sun the water temperature raises and then evaporates .