Answer:
Red blood cells (erythrocytes)
Red blood cells carry oxygen from your lungs to your tissues. They also bring carbon dioxide back to your lungs. Red blood cells make up almost half of your blood. The lifespan of a red blood cell is around 120 days
Explanation:
Answer:
The answer is 3. Double Helix.
B! dont worry im positive
Proper nutrition promotes growth, leads to health and longevity, and promotes intellectual growth by affecting the brain and psyche.
Nature in general refers to the phenomenon of the physical world as well as life; It also extends from subatomic particles to the universe itself.