'During adolescence, acne is caused by an overabundance of oil produced by these glands'
the sebaceous glands
THE BODY HUMAN: During adolescence, acne is caused by an overabundance of oil produced by these glands
During adolescence, acne is caused by an overabundance of oil produced by these glands
During adolescence, acne is caused by an overabundance of oil produced by these glands
THE BODY HUMAN
the sebaceous glands
THE BODY HUMAN