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Which best describes a 'trait' as used in the context of this chapter?

Question
Which best describes a 'trait' as used in the context of this chapter?
A random behaviour with no genetic basis
A characteristic (such as earlobe type or height) that can be inherited
Only a disease condition
A trait that can never vary between individuals
Answer
A characteristic (such as earlobe type or height) that can be inherited
Detailed Explanation
In the chapter's context, a trait refers to a heritable characteristic, such as earlobe shape, plant height, or flower colour.
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