Answer:
B) hemoglobin comprises for subunits each having one polypeptide chain in one heme group. all hemoglobins carry the same prosthetic heme group iron protoporphyrin IX associated with a polypeptide chain of 141(alpha) and 146 (beta) amino acid residues.
C)sickle cell anemia is caused by a mutation in the gene that tells your body to make the iron-rich compound that makes blood red and enables red blood cells to carry oxygen from your lungs throughout the body (hemoglobin).
Explanation:
Hope this helped Mark BRAINLEST!!!!
Answer:
In photosynthesis, electrons that travel through the electron transport chain in the thylakoid membrane come from "water."
In cellular respiration, molecules of "NADH" supply some of the electrons that travel through the electron transport chain.
D<span>eer Hunting's Future is Tough to <span>Predict</span></span>
Answer:
Wind is the horizontal movement of air. All wind is caused by the uneven heating of Earth's surface, which sets convection currents in motion. Convection currents on a large scale cause global winds; convection currents on a small scale cause local winds.
Explanation:
