The structural characteristic that defines the clade Heterokonta is that they all
A) inhabit the same ecological niche.
B) rely exclusively on photosynthesis for metabolism.
C) have or have had pairs of flagella of different shapes and lengths.
D) have a bipartite shell called a frustule.
E) move with similar locomotive structures.

Question

Quizplus · Accepted Answer

The structural characteristic that defines the clade Heterokonta is the possession of pairs of flagella of different shapes and lengths.

The Structural Characteristic That Defines the Clade Heterokonta Is That