BiologyCeruminous and sebaceous glands of ear pinna helps to keep the ear canal lubricated to prevent the entry of dust particles into the ear canal by producing.

Ceruminous and sebaceous glands of ear pinna helps to keep the ear canal lubricated to prevent the entry of dust particles into the ear canal by producing.

A
sweat and oil
B
lipids and sweat
C
lipids and oils
D
wax and oil

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