Which Protist Group Possess a Crystalline Rod in Their Flagella

Question

Which protist group possess a crystalline rod in their flagella?
A) Ciliates
B) Diatoms
C) Euglenoids
D) Water molds
E) Zooxanthellae

Accepted Answer

Euglenoids possess a crystalline rod in their flagella, which is a distinctive feature of their flagellar apparatus.