一いち塩えん基き

noun-modifying (irregular)

monobasic; monatomic; single-nucleotide

Chemistry term used prenominally to describe an acid with one replaceable hydrogen atom, a monatomic molecule, or a single-nucleotide unit.

• 一いち塩えん基き酸さんは水すい溶よう液えき中ちゅうで一ひとつのプロトンを放ほう出しゅつする。

  A monobasic acid releases one proton in aqueous solution.

• 一いち塩えん基き変へん異いは遺い伝でん子しの一ひとつのヌクレオチドが置おき換かわることだ。

  A single-nucleotide variant is when one nucleotide in a gene is replaced.