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Elena-2011 [213]
3 years ago
7

Which would describe a situation in which the Doppler effect is occurring? Sheila notices an increase in volume as an object app

roaches her. Brad hears an object increase in loudness as it is vibrated at its natural frequency. Judy notices an increase in intensity as an object is vibrated at its natural frequency. Damian hears a change in pitch as an object moves past him.
Biology
1 answer:
Marizza181 [45]3 years ago
6 0

Answer:

Damian

Explanation:

The Doppler Effect is hard for me to put into words, but a common example is that when you stand still on the side of the road, you notice how the pitch of a fire engine's siren changes from when it's coming towards you vs driving away.

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Answer:

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In the mouse a certain colorless pigment precursor exists.

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If the mouse has a genotype aaBB, the colorless pigment is converted to black (because there is at least one B allele) but the black pigment cannot be converted into brown (because there's no A allele), so the mouse will have black fur,

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