Codominance in Genetics

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Questions and Answers

What type of inheritance is characterized by the separate expression of two alleles of the same gene?

  • Autosomal recessive inheritance
  • Incomplete dominance
  • Codominance (correct)
  • Polygenic inheritance

What is the result of codominance in an individual?

  • A blending of traits from each allele
  • No expression of either allele
  • The expression of only one allele
  • Different traits being expressed separately (correct)

What is an allele, in the context of codominance?

  • A gene that is not expressed
  • A type of inheritance pattern
  • A trait that is expressed
  • A version of a gene (correct)

What is the key feature of codominance that distinguishes it from other types of inheritance?

<p>The separate expression of each allele (B)</p> Signup and view all the answers

What is the relationship between the two alleles in codominance?

<p>The alleles are separate and equally expressed (B)</p> Signup and view all the answers

What is the purpose of heating DNA to 95 °C in enzymatic DNA amplification?

<p>To denature the DNA molecule into single strands (B)</p> Signup and view all the answers

What is the role of the annealing step in enzymatic DNA amplification?

<p>To allow primers to bind to the DNA template (D)</p> Signup and view all the answers

How many nucleotide bases are present in a DNA molecule?

<p>4 (D)</p> Signup and view all the answers

What is the primary function of the chemical forces in a DNA molecule?

<p>To hold the double-stranded DNA molecule together (C)</p> Signup and view all the answers

What is the approximate number of cycles required for enzymatic DNA amplification?

<p>30-35 (D)</p> Signup and view all the answers

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