Which of these activities is not related to the excretory system? * Filtering the blood to remove unwanted waste

Moving of urine from the kidneys to the bladder

Creating urine within the small intestine and moving it to the large intestine
I’m
Removing urine from the bladder out through the urethra

How much blood does a healthy agult normally contain

If babies are consistently placed on their backs without any restrictions, what will happen to their development? a. they suffer from weakness in certain muscle groups. b. their ability to roll over, crawl, and eventually walk is hindered. c. they suffer brain damage from the pressure on the back of the head. d. they learn to roll over, crawl, and eventually walk on their own.

Is psychology a science? use evidence form the article to explain you answer.