Sagot :
it takes lungs an oxygen when you inhale and imissive carbon dioxide when you exhale .
blood deliver oxygen throughout the body and oxygens deliver nutrients through the whole body , hope i helped you :)
blood deliver oxygen throughout the body and oxygens deliver nutrients through the whole body , hope i helped you :)
Gas exchange took place when you inhale and exhale. When we inhale, oxygen goes to our body and when we exhale, we emits carbon dioxide.