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Cortical granules are absent in
Cortical granules are absent in
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Solution
The correct option is D Rat
Cortical granules are regulatory secretory organelles found within oocytesof many invertebrates and vertebrates, including mammals. The extruded contents of the granules are thought to play a role in the prevention of polyspermy. It is absent in rat. The absence of cortical granules in mouse egg has been suggested to result from the absence of golgi complexes. Hence, option D is correct.
Cortical granules are regulatory secretory organelles found within oocytesof many invertebrates and vertebrates, including mammals. The extruded contents of the granules are thought to play a role in the prevention of polyspermy. It is absent in rat. The absence of cortical granules in mouse egg has been suggested to result from the absence of golgi complexes. Hence, option D is correct.
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