Multiple choice

In plasmodium, signet ring stage is formed during:

  1. exo-erythrocytic schizogony

  2. erythrocytic schizogony

  3. sporogony

  4. gamogony

  5. none of the above
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The signet ring stage occurs when Plasmodium merozoites invade red blood cells during the erythrocytic cycle. The nucleus and cytoplasm arrange in a characteristic ring pattern. Exo-erythrocytic schizogony happens in liver cells, sporogony in mosquitoes, and gamogony produces gametes.

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