Report Abuse. Its gotta be A because ADH helps the kidney conserve the water but not salt. It is secreted by the posterior pituitary, not the kidney. ADH conserves body water by decreasing urine production. ADH causes the kidneys to return more water to the blood and this has the effect of decreasing urine volume.ts gotta be A because ADH helps the kidney conserve the water but not salt. It is secreted by the posterior pituitary, not the kidney. ADH conserves body water by decreasing urine production.
Nucleic acids are polymers of individual nucleotide monomers. Each nucleotide is composed of three parts: a 5-carbon sugar, a phosphate group, and a nitrogenous base. Only two 5-carbon sugars are found in nature: ribose and deoxyribose.
Best Answer: No, it's not nitrogen hydroxide, because there's no oxygen. It has one nitrogen atom, and two hydrogen atoms. This is the symbol for an amine group, and is often found attached to carbon atoms. An amino acid has an NH2 group attached. NH2 by itself would have a negative charge, because Nitrogen usually forms 3 bonds.