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Co-dominance in Genetics

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Questions and Answers

What characterizes co-dominance in genetics?

Only one allele is expressed.

Alleles do not interact with each other.

One allele completely masks the other.

Both alleles are expressed equally. (correct)

In a plant exhibiting co-dominance, which phenotype might you observe?

Flowers with only red petals.

Flowers with a gradient of color.

Flowers that are green.

Flowers with both pink and white petals. (correct)

In a co-dominant relationship, which statement is true?

Only dominant alleles can be expressed.

The alleles function independently of one another.

Both alleles contribute to the phenotype. (correct)

One allele is recessive to the other.

Which of the following best describes the relationship between alleles in co-dominance?

<p>Both alleles influence the phenotype simultaneously without dominance.</p> Signup and view all the answers

Which of the following can NOT be a result of co-dominance?

<p>A phenotype that appears uniform.</p> Signup and view all the answers

Study Notes

Co-dominance

Both alleles for a gene are expressed in the phenotype
Neither allele is dominant
Example: flowers with pink and white petals

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Description

Explore the fascinating concept of co-dominance in genetics, where both alleles for a gene are expressed in the phenotype. Learn about examples, such as flowers with pink and white petals, illustrating this unique inheritance pattern. Test your understanding of this crucial genetic principle.