Lipids would be the answer
Answer: Well... I would say nucleic acid is also one
Explanation: Why DNA has so many name? Because the word DNA comes from its structure also consider as bases, Which refers to to all the sugar that brings up in the nucleic acid, and thats why I call it that.
I hope this helps:)))
Answer:
If the macromolecule is not lipid, then IT'S CARBOHYDRATE
The right answer is A) Uses H2S for an energy source.
Beggiatoa is a bacterium that lives in sulphide-rich environments. They use H2S as a source of energy.
Purple sulfur bacteria, are also bacteria that depend on the presence of H2S but do not use it for the purpose of producing energy. They use it as the ultimate electron acceptor in its respiratory chain (instead of oxygen), since they are anaerobic bacteria.
In eukaryotes, the first amino acid in a growing polypeptide chain is always methionine because the only codon for this amino acid is also the start codon.