Protozon
Protozoa have several types of vacuoles.The function of a contractile vacuole is to

have sites for photosynthesis
creates sites of food digestion
maintain osmotic balance by continuous water expulsion
contain specific enzymes that perform various functions

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Protozon
Which of the following describes the function of a secretory vacuole?

Maintain osmotic balance by continuous water expulsion
Structures that accept male gametes during sexual reproduction
Sites of food digestion
Contain specific enzymes that perform various functions

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