Answer:
the answer is F oxygenated blood circulates back into the heart and is then pumped to all parts of the body through the arteries
The answer to your question would be (<span>barter)</span>
Answer:
The partial pressure of oxygen determines the affinity of hemoglobin for oxygen. Red blood cells have the shape of a flattened disk, generating a broad surface area for the diffusion of oxygen. Since their only purpose is carrying oxygen throughout the body, they lack many typical cell structures, including a nucleus.
Explanation:
Hope this helps
the carbon cycle, decomposers break down dead material from plants and other organisms and release carbon dioxide into the atmosphere, where it's available to plants for photosynthesis. hope that helped xc
Answer:
1
Explanation:
bsbmznxbxhsdgshdnjshdndjsjhdjdjdhdjdnxbjd
