Sound is amplified by components of the middle ear when they vibrate. When one of these components, the stapes, vibrates, the ________ will vibrate

A) tympanic membrane
B) pinna
C) oval window
D) eustachian tube
E) cochlea


C

Biology & Microbiology

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The left hemisphere of the brain is responsible for

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An achondroplastic male dwarf with normal vision marries a color-blind woman of normal height. The man's father was six-feet tall, and both the woman's parents were of average height. Achondroplastic dwarfism is autosomal dominant, and red-green color blindness is X-linked recessive. They have a daughter who is a dwarf with normal color vision. What is the probability that she is heterozygous for both genes?

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_____________ refers to potentially heritable modifications to DNA that can affect gene expression without changing the DNA sequence.

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