Answer:
nucleotide
.
Explanation:
The monomer that contains a base, sugar and phosphate group is a nucleotide.
A subtance with a pH below 7 and
<span>a substance that tastes sour</span>
The portion of a muzzle-loader rifle that fits against your shoulder is the - BUTT.
A muzzle-loader is a firearm in which the projectile and usually the propellant charge is loaded from the muzzle of the gun. This is distinct from the more popular modern designs of breech-loading firearms. That portion of a muzzle-loader rifle that fits against ones shoulder is called the butt.
It does not include plant sources.