Correct answer: B). With fewer contractions
The main function of a contractile vacuole is to maintain the sufficient amount of water in the protoplasm of the cell. For the freshwater amoeba contractile vacuole is needed to pump water and maintain a osmoregulation.
But when it is kept in sea water, more contraction is required to expel the water out of the cell in order to make the environment inside amoeba same as of sea water.
No I have not completed it but, I'd be happy to help you with any other questions you might have.
The answer is A.) Theoretic
Answer:C rough endoplasmic reticulum and cell walls
Explanation:
Answer:
well really it's all of them except D. and i think this should serve as a reminder to help protect are environment and have a great day