Podcast
Questions and Answers
What characterizes co-dominance in genetics?
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?
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?
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?
Which of the following best describes the relationship between alleles in co-dominance?
Which of the following can NOT be a result of co-dominance?
Which of the following can NOT be a result of co-dominance?
Flashcards
Co-dominance
Co-dominance
A situation where both alleles for a gene are expressed in the phenotype.
No Dominance
No Dominance
In co-dominance, neither allele is stronger or masks the other.
Combined Expression
Combined Expression
Both alleles are fully expressed, resulting in a blend or combination of traits.
Pink and White Flower
Pink and White Flower
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Distinguish Co-dominance and Incomplete Dominance
Distinguish Co-dominance and Incomplete Dominance
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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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