What is the primary function of mucus and cilia in the nostrils?
A. Sound production
B. Filtration
C. Temperature Control
D. Respiration
Select your answer:
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Human Eye and Colorful World › ViewThe ability of eye lens to adjust its focal length to form a sharp image of the object at varying distances on the retina is called
A. Power of observation of the eye
B. Power of adjustment of the eye
C. Power of accommodation of the eye
D. Power of enabling of the eye
Cellular Transport and Metabolism › View
What is the main difference between passive transport and active transport?
A. Passive transport requires energy, while active transport does not.
B. Active transport requires energy, while passive transport does not.
C. Passive transport can only move molecules out of the cell.
D. Active transport can only move molecules into the cell.