走そう光こう性せい

noun, noun which may take the genitive case particle 'no'

phototaxis

Biology term for movement of an organism toward or away from light. Often used in scientific contexts.

• ミドリムシは走そう光こう性せいを示しめす。

  Euglena exhibits phototaxis.

• 走そう光こう性せいの研けん究きゅうは、微び生せい物ぶつの行こう動どうを理り解かいするのに役やく立だつ。

  Research on phototaxis helps understand the behavior of microorganisms.