The wavelength measures the distance between two consecutive crests of a wave.
There for it would be
A crest.
A Multi-Celled organism has many cells (more than one). Examples would be plants, humans and animals/mammals.
A Single-Celled organism only has one cell that makes up it's entire self. Examples would be bacteria and archaea.
D. Batu, tumbuhan,dan air
The Protist Kingdom<span> mostly has unicellular </span>organisms. Protists are <span>mostly unicellular, few multicellular, eukaryotic, can be </span>heterotrophic<span> or </span>autotrophic<span>.</span>