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During buccopharyngeal respiration in frog:

[A].	Mouth, gullet, glottis and nares remain open	[B].	Mouth, gullet, glottis remain closed but nares remain open
[C].	Mouth remains closed but gullet, glottis and nares remain open	[D].	Mouth and gullet remain - closed but glottis and nares remain open

Answer: Option A

pranit said:

Does it increase when it is in catching process