Answer:
Explanation:
-An endothermic reaction is a chemical reaction that gains or absorbs heat from its surrounding in the form of heat.
-During the reaction, the temperature of the surrounding reduces.
-From the reactions given:
is the only endothermic reaction.
The gas particles squeeze closer together
<span>A.) Collagen is a structural protein and hemoglobin is a protein involved in the transport of oxygen.</span>
Answer:
a. Lack of OH group on 2′ carbon of the deoxyribose