Which of the following best explains the decrease in nitrogen compounds in the first
plot?
A.
The nitrogen compounds had broken
down into elements.
B.
The nitrogen compounds were absorbed
by the seedlings for their growth.
C. The nitrogen compounds escaped through
air pockets created by the seedlings'
roots.
D. The nitrogen compounds had evaporated
because of the warm summer
temperatures.

"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

the answer is d. embryo