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What occurs when the heterozygous condition exists as an intermediate between the two homozygotes?
When the heterozygous condition exists as an intermediate between the two homozygotes, it is known as incomplete dominance. In this scenario, neither allele is dominant, resulting in a blending of the two traits. This leads to a phenotype that is a mix or intermediate of the two homozygous phenotypes.
Explain the difference between intermediate inheritance and codominance?
In codominance, neither phenotype is recessive. Instead, the heterozygous individual expresses bothphenotypes. Intermediate inheritance is when neither allele is dominant to another, but a mixture is produced in the 2 alleles present. A mixed phenotype is given that is between the two parents phenotype .e.g Red flowers (RR) crossed with white flowers (WW) produces pink flowers (RW).
Is Hypercholesterolemia incompletely dominant?
Hypercholesterolemia is typically considered an autosomal dominant condition, meaning that having just one copy of the mutated gene from one parent is enough to cause the disorder. Incomplete dominance refers to a situation where a heterozygous individual shows an intermediate phenotype between the two homozygous conditions, which is not the case for hypercholesterolemia.
What is the difference between heterzygous and homozygones?
Homozygous individuals have two identical alleles for a particular gene, while heterozygous individuals have two different alleles for the same gene. Homozygotes can be either homozygous dominant (two dominant alleles) or homozygous recessive (two recessive alleles), while heterozygotes have one dominant and one recessive allele.
Experiments with four o'clock flowers produced examples of what kind of dominance?
Experiments with four o'clock flowers typically exhibit incomplete dominance, where the heterozygous genotype results in an intermediate phenotype between the two homozygous genotypes.
What occurs when the heterozygous condition exists as an intermediate between the two homozygotes?
When the heterozygous condition exists as an intermediate between the two homozygotes, it is known as incomplete dominance. In this scenario, neither allele is dominant, resulting in a blending of the two traits. This leads to a phenotype that is a mix or intermediate of the two homozygous phenotypes.
Will A cross between two dominant homozygotes may produce a codominant animal.?
A cross between two dominant homozygotes may produce a codominant animal.
Condition that exists when the heterozygous phenotype is somewhere in between the two homozygous phenotypes?
Incomplete dominance
When a cross between a red flower and a white flower yeilds pink offspring the trait is?
Incomplete dominance, where the heterozygous phenotype is an intermediate blend of the two homozygous phenotypes.
What is key to the recognition of incomplete dominance?
The phenotype of the heterozygote falls between the phenotypes of the homozygotes.
What is the genotypic ratio for these two hybrids one hybrid and one homozygote and two homozygotes?
To determine the genotypic ratio for the crosses involving one hybrid (heterozygous, Aa) and one homozygote (AA or aa), you can set up a Punnett square. For a cross between Aa and AA, the genotypic ratio would be 1 AA : 1 Aa. For a cross between two homozygotes (AA x aa), the ratio of genotypes would be 100% Aa. Thus, the ratios depend on the specific homozygote involved in the cross.
A cross between a snapdragon with red flowers and one with white flowers produces a snapdragon with pink flowers The trait for flower color exhibits?
Incomplete dominance. Incomplete dominance occurs when the heterozygous condition results in a phenotype that is intermediate between the two homozygous conditions. In this case, the red and white flower colors mix to produce pink in the offspring.
Explain the difference between intermediate inheritance and codominance?
In codominance, neither phenotype is recessive. Instead, the heterozygous individual expresses bothphenotypes. Intermediate inheritance is when neither allele is dominant to another, but a mixture is produced in the 2 alleles present. A mixed phenotype is given that is between the two parents phenotype .e.g Red flowers (RR) crossed with white flowers (WW) produces pink flowers (RW).
Is Hypercholesterolemia incompletely dominant?
Hypercholesterolemia is typically considered an autosomal dominant condition, meaning that having just one copy of the mutated gene from one parent is enough to cause the disorder. Incomplete dominance refers to a situation where a heterozygous individual shows an intermediate phenotype between the two homozygous conditions, which is not the case for hypercholesterolemia.
What is the difference between heterzygous and homozygones?
Homozygous individuals have two identical alleles for a particular gene, while heterozygous individuals have two different alleles for the same gene. Homozygotes can be either homozygous dominant (two dominant alleles) or homozygous recessive (two recessive alleles), while heterozygotes have one dominant and one recessive allele.
Experiments with four o'clock flowers produced examples of what kind of dominance?
Experiments with four o'clock flowers typically exhibit incomplete dominance, where the heterozygous genotype results in an intermediate phenotype between the two homozygous genotypes.
What is Thalassemia Intermediate?
A condition intermediate between the major and minor forms. Affected individuals can often manage a normal life but may need occasional transfusions, e.g., at times of illness or pregnancy, depending on the severity of their anemia.
