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Genetics: Heredity and Traits

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Questions and Answers

Explain the difference between genotype and phenotype in genetics.

Genotype refers to the specific combination of alleles in an organism, while phenotype refers to the physical characteristics of an organism’s traits.

What is the difference between dominant and recessive alleles?

Dominant alleles are expressed regardless of the other allele, while recessive alleles are only expressed when two alleles are present and are 'hidden' or suppressed by the dominant allele.

Define homozygous and heterozygous in terms of genetics.

Homozygous refers to an organism with two of the same alleles for a particular trait, while heterozygous refers to an organism with two different alleles for a particular trait.

What is codominance in genetics?

<p>Codominance is the condition in which both alleles for a trait are equally expressed in heterozygotes, with both alleles being dominant.</p> Signup and view all the answers

Explain the concept of incomplete dominance in genetics.

<p>Incomplete dominance is a condition in which neither allele for a gene completely conceals the presence of the other, resulting in intermediate expression of a trait.</p> Signup and view all the answers