Answer:
for the first question the answer is cell. And the second questiob the answer is energy
Answer:
The cells (Osteoclasts) are found i believe around the bone to protect it from breaking or if it already is broken those cells help remodel or fix it back in place
Hope this helps
Explanation:
The Nitrogenous bases which are bonded together by Hydrogen bonds are known as "Complimentary base pairs"
Example. - Adenine with Thymine.
Also, Cytosine with Guanine
Hope this helps!