Genetics: Dominant and Recessive Traits in Inheritance

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Questions and Answers

What type of inheritance pattern do the terms dominant and recessive describe?

  • Codominance
  • Incomplete dominance
  • Mendelian inheritance (correct)
  • Sex-linked inheritance

In a sexually reproducing species, how many copies of each gene do individuals typically have?

  • One
  • Two (correct)
  • Three
  • Four

What term is used to describe the differences between the two copies of a gene in sexually reproducing species?

  • Phenotypes
  • Variations (correct)
  • Homozygous
  • Genotypes

What must an individual have to exhibit a recessive phenotype?

<p>Two recessive alleles (A)</p>
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How many copies of a recessive allele does an individual need to be considered a 'carrier'?

<p>One (D)</p>
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What do proteins affect that can lead to different phenotypes?

<p>Gene expression (C)</p>
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