The respiratory and circulatory systems work together as a unit to exchange gases between body cells and the environmentThe respiratory and circulatory systems work together as a unit to exchange gases between body cells and the environmentThe respiratory and circulatory systems work together as a unit to exchange gases between body cells and the environment
no they are not they are apart of the reproductive system
Circulation system, respiratory system, excretory system, reproductive system, etc.
* circulatory system * digestive system * endocrine system * integumentary system * immune system * muscular system * nervous system * reproductive system * respiratory system There are actually more than nine. The ones not mentioned are: * skeletal system * excretory(urinary) system
cervix
Circulation system, respiratory system, excretory system, reproductive system, etc.
I love you
Cardiovascular and neurological
It affects the skin, respiratory system, and the reproductive system (underside of balls)
skeletal. nervous. muscular. integument. cardiovascular. respiratory. urinary. lymphatite. digestive. reproductive. That's ten of them. (:
Cystic fibrosis affects the respiratory, digestive, and reproductive systems.
Circulatory. Respiratory. Immune. Nervous. Reproductive. urinary.
Both the respiratory and reproductive systems begin with "r."