Haemoglobin carries oxgen from air and on reaching the blood tissues it transfer s oxgen to them
What organisms are you talking about
Answer:
Lipids are macromolecules that include oils, waxes, phospholipids, and steroids.
<span>Adolescents are vulnerable
to injuries related in to sports-related activities. Most adolescents explore
in everything they do, in this stage they learn by exploring and they want to
feel the independent in going into sports that they want. In such it is much
need the guidance of the family because parents who supervise and are involved
with their adolescents’ activities are promoting a safe environment for them to
explore opportunities. </span>
The body cells depend upon products of both the respiratory and digestive systems' functions in order to maintain themselves. To produce energy, cells burn nutrient molecule fuel in oxygen. The digestive tract provides the nutrient molecules, through the process of digestion, while the respiratory tract provides oxygen. As such, the two systems work together to give your cells the ingredients they need to produce energy, which they use to communicate, build cellular products and grow.