Natural selection is the right answer hope this helps.
Answer:
Hi! I think that it is D. I am not 100% sure on it though so I'm so sorry if thats
wrong. Hope this helps though!
Answer: C) Centromeres
Explanation: Centromeres are involved in crossing over, none of the other ones are.
Answer:
A protein molecule present in the RBCs, which helps in the transportation of oxygen from the lungs to the different parts of the body and brings back carbon dioxide, that is, collected from different parts of the body back to the lungs is known as hemoglobin.
The general features of hemoglobin are that it comprises four molecules of protein in the form of globulin chains. In adults, the molecules of hemoglobin comprise two beta-globulin chains and two alpha globulin chains, while in infants and fetuses, the beta chains are least found, and is substituted by two gamma chains.
Each globulin chain comprises an essential iron-containing compound porphyrin, which is termed as heme. Together both iron and heme play an essential role in circulating oxygen and carbon dioxide in the blood. This iron gives the red appearance to the blood.
Answer:
Cell inclusion are various diverse nutrients or pigments found within the cell but do not carryout activities like other cell organelles (cell organelles like mitochondria, nucleus, ribosomes e.t.c.) .
Examples of these nutrients are :
Examples of Pigments are :
