Answer:
D
Explanation:
It’s the same thing that makes up your nails
Answer:
Pharynx
Explanation:
The pharynx, larynx, and trachea are part of the respiratory system.
Basically the pharynx is the throat.
The larynx is the voice box (Vocal cords)
The trachea is the windpipe.
Answer:
Tar in cigarette smoke paralyzes the cilia in the lungs and contributes to lung diseases such as emphysema, chronic bronchitis, and lung cancer. The concentration of tar in a cigarette determines its rating. does this help???
Explanation: