an event in which the heart abruptly stops beating or develops an arrhythmia that prevents it from pumping blood effectively is called

the median of the data is 4.5.

"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."

not sure if this is what you'r looking for eubacteria and archaebacteria

hello

answer: collecting information/data

reason: the student is going around and asking people questions to collect data

i hope this