A) Paramecium and Vorticella
B) Opelina and Nictothisus
C) Hydra and Balantidium
D) Vorticella and Nyctotherus
Correct Answer: A
Solution :
The macronucleus lacks nuclear membrane and is formed of trophochromatin. It regulates the metabolic activities of the body and it is also known as trophonucleus. The micronucleus has a definite nuclear membrane and controls the reproductive activities of Paramecium and Vorticella.You need to login to perform this action.
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