Answer:
1. Answer: Light can travel in a vacuum, and its speed is constant if the source is moving or stationary.
Light travels at constant speed in vacuum even if the source is moving or stationary. If the source is moving, the apparent frequency/ wavelength changes.
Cells dont have anything inside because the cells helps us
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Answer:
So one partner has genotype: Aa or AA while the other without dimples has: aa
There can be children with dimples only if the first partner with dimples has as genotype Aa.