Class Survey of Traits

Front

What is a trait?

Back

A trait is a characteristic or feature of an organism, which can be physical (like hair type) or behavioral.

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What are inherited traits?

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Inherited traits are characteristics passed from parents to offspring through genes.

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What is the difference between dominant and recessive traits?

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Dominant traits are expressed when at least one dominant allele is present, while recessive traits are expressed only when two recessive alleles are present.

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What is a phenotype?

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A phenotype is the observable physical or behavioral characteristics of an organism, resulting from the interaction of its genotype with the environment.

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What is a genotype?

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A genotype is the genetic makeup of an organism, consisting of the alleles inherited from its parents.

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What is a widow's peak?

Back

A widow's peak is a V-shaped point in the hairline at the center of the forehead, often considered a genetic trait.

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What are free earlobes?

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Free earlobes are earlobes that hang down and are not attached to the side of the head, a trait that can be inherited.

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What is a cleft chin?

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A cleft chin is a chin that has a noticeable indentation in the center, which is a genetic trait.

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What is the significance of hair on fingers?

Back

The presence or absence of hair on fingers is a trait that can vary among individuals and is influenced by genetics.

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What is a survey in genetics?

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A survey in genetics is a method of collecting data about the traits of a population to study genetic variation.