Fresh water members of the Chromista (q.v.). They are called golden algae because their cytoplasm contains yellow plastids. An example is any species belonging to the genus Ochromonas. Each cell has two undulipodia attached to its anterior pole. One is long and hairy, and the one behind it is shorter with fewer lateral fibers. Ochromonas also contains a chloroplast ER.
Subjects: Genetics and Genomics.