B. The oldest crust is closest to the mid-ocean ridge.
The correct answer to
the question which is stated above is:<span>
</span>RNA has the oxygenated form of ribose
sugar, while DNA has deoxygenated form of ribose sugar.
<span>>The
pentose, which is ribose, is </span>oxygenated<span> <span>in </span></span>RNA<span> <span>while in DNA it is deoxygenated</span></span>
They have increased need to carbohydrates, protein, water and iron.
Carbohydrates is the primary source for energy and active people apparently need more energy for their daily activities.
Protein helps build muscles, even though they only need a small amount more of protein than normal people, they still require protein for muscle buildings.
Water has to be needed as they may excrete more sweat by active activities in the day time. Water can also help remove waster material from body.
Iron helps the production of hemoglobin, which is in the red blood cells that help transport oxygen. As they exercise more, they need more oxygen supply for respiration, therefore there is a need for iron supply.
Answer:
A
Explanation:
bc it says it................
