Which of the following describes the activity of the sympathetic nervous system? a. It mobilizes when the body experiences extreme situations.
b. It decreases sweat gland activity.
c. It normalizes digestive activity.
d. It conserves energy.
e. It decreases demands on the cardiovascular system.

What process allows for the development of haploid sex cells? mitosis meiosis fertilization pollination

What was dr. willem johan kolff’s first step in using the scientific process to invent the hemodialysis machine? he built the machine and tried it with various patients, collecting data about its effectiveness. when a patient’s kidneys failed, he wondered if it would be possible to perform kidney functions with an external machine. he researched and collected data about numerous patients who exhibited symptoms of kidney failure. he drew conclusions from studies of various symptoms of kidney failure, and drew a design for the ideal external blood-processing machine.

In this case, the statement that people who exercise for an hour may have lower cholesterol levels is .