Answer:
C. Protein
Explanation:
Proteins contain C, H, O, and N.
Most notably, they contain an R group (aka a side chain), which is different for each for amino acid. The R group is symbolized by the letter R in the image.
It is body composition! Np Welcome :P
Other than global warming is Desalinezation.
Equestrian Protraits demonstrate the elements kept on horsebacks.
Etched forms were made amid Relic, the most celebrated surviving illustration being the Roman statue of the Ruler, Marcus Aurelius.
Adenine (A) binds with Thymine (T).
<span>Guanine (G) binds with Cytosine (C).
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Adenine and Guanine are purines. Thymine and Cytosine are pyrimidines.
Hope this helps !
Photon