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Respiratory System › ViewWhy do we have hairs inside of our nose?
A. Yes
B. It protect our body from dust
C. They are useless
D. They are not hairs, they are cells that process the air that enters our nose
Burns and Skin Cancer › View
What is the difference between benign and malignant tumors?
A. Benign tumors are not life threatening and malignant tumors are life threatening.
B. Benign tumors are life threatening and malignant tumors are not life threatening.
C. Benign tumors can have multiple nuclei while malignant tumors do not.
D. Benign tumors can have multiple chromosome while malignant tumors do not.