Biology · Kingdom Protista

Ookinetes are formed in the mosquito gut after fertilization of the female gametocyte by the male gametocyte. This stage is part of the Plasmodium's life cycle within the mosquito and does not occur in the human body.

This option is incorrect. Merozoites are a stage of the Plasmodium life cycle that occurs after the liver phase and involves invading red blood cells within the human body.

This option is correct. Ookinetes develop in the mosquito's gut after the fertilization of gametes and are part of the Plasmodium's life cycle in the mosquito, not in humans.

This option is incorrect. Trophozoites are a developmental stage of Plasmodium that occurs inside human red blood cells during the asexual replication phase.

This option is incorrect. Gametozoites are the sexual stages of the Plasmodium that develop in the human bloodstream and can be taken up by mosquitoes during a blood meal.