Penn Foster Biology
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PENN FOSTER BIOLOGY 15
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PENN FOSTER BIOLOGY EXAM QUESTIONS WITH COMPLETE SOLUTIONS 100% VERIFIED LATEST UPDATE 
 
3 parts of human ear 
The outer ear- collects sound waves from the environment through skin-covered flaps of cartilage called the pinna. The outer ear sends these waves to the middle ear. 
The middle ear- sends sound waves to the inner ear. An air-filled cavity and three small bones transmit e to the middle ear results in conduction deafness. 
The inner ear -contains the vestibule, semicircular canals, and ...
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BUNDLED PENN FOSTER PHARMACOLOGY EXAM QUESTIONS WITH COMPLETE SOLUTIONS GRADED A+• By NurseAdvocate
PENN FOSTER BIOLOGY PROCTORED EXAM LATEST 200 QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS) AGRADE
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