Question Detail
Question
Which of the following describes the two main stages that most protozoa's life cycles alternate between?
Correct Answer
Option B is the correct answer.
Detailed Explanation
According to the text, 'Most protozoa's life cycles alternate between the vegetative stage (trophozoite) and the dormant cyst stage.' The trophozoite is the active feeding and growing stage, while the cyst is the protective, dormant stage.
Hint
Think about the active and dormant forms mentioned in the 'Life Cycle of Protozoans' section.