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Question

A marine photosynthetic protist has stiff cellulose plates and one longitudinal and one transverse flagellum. What may happen if red-coloured members multiply rapidly?

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Explanation

The organism is a dinoflagellate. Red dinoflagellates such as Gonyaulax may multiply rapidly, causing the sea to appear red. Toxins released in such blooms may kill fishes and other marine animals.

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