Which causes a drop in female hormone levels?

the onset of the menstrual flow

if an egg is released from the ovary

if the uterine wall thickens

if the egg is not fertilized

I will give brainliest!

What part of the electromagnetic spectrum can cause sunburn?

Which structure transports sperm cells from epididymis to the urethra

What do anaerobic prokaryotes use to obtain emergy

What is the meaning of Mitochondria

Which of the following is correctly explains why viruses are not classified with either prokaryotes and eukaryote organisms They contain cells that have no life giving function They have a cell wall and a cell membrane They are not surrounded by a

What have you learned about heredity and genetics that could support?

Does the small intestine have nervous tissue

What must people share to be considered a social group?

What structure is outside of the nucleus of the cell and contains DNA

During extended, intense exercise, a person begins to tire and breathe heavily. If this person continues to exercise, his muscles will soon switch from aerobic respiration to anaerobic (alcoholic) respiration anaerobic (lactic acid) respiration to