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Explain how traits get expressed. Use the example of a tall plant.
Name the term used for the traits that are exhibited externally?
Using height (tallness / dwarfness) of a plant as an example, show that genes control the characteristics or traits in an organism.
Assertion (A) : In humans, if gene (B) is responsible for black eyes and gene (b) is responsible for brown eyes, then the colour of eyes of the progeny having gene combination Bb, bb or BB will be black only. Reason (R) : The black colour of the eyes is a dominant trait.
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