What relies on a relatively narrow range of something you can measure with paper strips?
Length voltage all life mammals humans Most plants agriculture animals
A B C D E F G H
Acidity is measured with a pH meter or with pH paper strips.
All life relies on a relatively narrow range of something you can measure with paper strips.
What relies on a relatively narrow range of something you can measure with paper strips? (A) Length (B) voltage (C) all life (D) mammals (E) humans (F) Most plants (G) agriculture (H) animals