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.
Quick Answer. The type of bond that holds nitrogen bases together is called a hydrogen bond. Nitrogen bases occur in nucleotides, which are the basic chemical building blocks that make up the chemical structure of DNA. Continue Reading.