Protozon
Which of the following is least likely to get in or on a protozoan such as a diplomonad or trichomonad?

Rigid polysaccharide cell wall
Flagella
More than one nucleus
Genes to produce a cyst form

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

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

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Protozon
Saprozoic nutrition is characterized by

encystment of solid nutrients and subsequent formation of secretory vacuoles
phagocytosis of solid nutrients and subsequent formation of phagocytic vacuoles
pinocytosis of solid nutrients and subsequent formation of phagocytic vacuoles
pinocytosis of soluble nutrients and subsequent formation of phagocytic vacuoles

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