Analyzing a biomolecule X, a scientist verifies that it is made up of Carbon, Hydrogen, Oxygen and Nitrogen, in addition to releasing water when it joins with other similar molecules to form polymers. Considering these antecedents, it can be inferred that biomolecule X corresponds to: A Steroids B fatty acid C nucleotide D amino acid E monosaccharide (for people who dont speak spanish)
ok you answer is probably A
if wrong C maybe
~hope~
Answer: A boron atom has 2 electrons at the first energy level and 3 electrons at the second energy level.
The answer should be Pure substance