Why are nucleic acids not considered a nutrient? (a)only macromolecules containing nitrogen are considered nutrients. (b)only macromolecules that produce enzymes are considered nutrients. (c)they are information-storing molecules and are not used for energy storage. (d) they are structural molecules and are not used for energy storage. my guess is (d)

The answer is C. Nucleic acids store information.

The answer is atmosphere. there are four spheres of the earth: 1. geosphere (from greek word 'geo' = ground), 2. hydrosphere (from greek word 'hydro' = water), 3. biosphere (from greek word 'bio' = life), and 4. atmosphere (from greek word 'atmo' = air). a magnetosphere is a region of space around astronomical objects controlled by the magnetic field of that object. through the process of elimination, since lightning is present in the air, it can be found in the atmosphere.

C. gemstones they are the only non metallic mineral from the list.