D) most of the energy that drives metabolism is supplied by ATP.
Answer:
d
Explanation:
<em>The correct answer would be that the food could only be made of carbohydrates.</em>
<u>Proteins contain other elements such as nitrogen and sulfur in addition to carbon, hydrogen, and oxygen while nucleic acids and triglycerides contain phosphorus in addition to carbon, hydrogen, and oxygen.</u>
The only chemical substance that contains carbon, oxygen and hydrogen is carbohydrates.
Correct option: d
If I am understanding the choices correctly, the answer would be Convection Currents.
Hope this helps!
First one is c or <span>B. Cytokinesis
</span>
The correct option is A.
Puppies normally growl when playing; this type of growling is not aggressive. The growling that are made in such situations indicate the pleasure of the puppies as they are playing together, such growl does not result in biting or any other injuries.