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Questions and Answers
In co-dominance, what happens to the contributions of both alleles?
In co-dominance, what happens to the contributions of both alleles?
- They blend together to form a new phenotype
- They cancel each other out
- They are both visible in the phenotype (correct)
- One completely dominates the other
What is the result of the incomplete expression of the dominant trait (R) in plants with genotype Rr?
What is the result of the incomplete expression of the dominant trait (R) in plants with genotype Rr?
- Pink flowers (correct)
- Flowers with more red pigment
- Completely white flowers
- Purple flowers
What is an example of intermediate dominance mentioned in the text?
What is an example of intermediate dominance mentioned in the text?
- AB blood type inheritance in humans
- Antirrhinum flower color inheritance (correct)
- Plumage color inheritance in Andalusian fowls
- Eggplant fruit color inheritance
How do lethal genes affect the Mendelian segregation of traits?
How do lethal genes affect the Mendelian segregation of traits?
What ratios are described for both phenotypic and genotypic outcomes in generation F2 with regards to lethal genes?
What ratios are described for both phenotypic and genotypic outcomes in generation F2 with regards to lethal genes?
Which phenomenon describes when two or more dominant alleles for a gene are functional and expressed in combination?
Which phenomenon describes when two or more dominant alleles for a gene are functional and expressed in combination?
In which scenario are both phenotypic outcomes expressed equally due to the interaction of two alleles?
In which scenario are both phenotypic outcomes expressed equally due to the interaction of two alleles?
'The classical Mendelian segregation of 3/4 dominants to 1/4 recessive occurs when gametes unite at random.' What observation led to this conclusion?
'The classical Mendelian segregation of 3/4 dominants to 1/4 recessive occurs when gametes unite at random.' What observation led to this conclusion?
What term describes the situation when the genotypic and phenotypic ratios are both 1:2:1 in a certain generation?
What term describes the situation when the genotypic and phenotypic ratios are both 1:2:1 in a certain generation?
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