Codominance & Genes with Multiple Alleles


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question 1 of 3

A dominant allele

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1. An organism's phenotype

2. Codominance of alleles is when

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About This Quiz & Worksheet

This interactive quiz and worksheet will allow you to test your knowledge of alleles and related subjects. Quiz questions will ask you about dominant alleles, phenotypes, codominance and genes.

Quiz & Worksheet Goals

In this quiz, you will be assessed on the following topics:

  • Definition of dominant allele
  • Codominance of alleles
  • Definition of phenotype
  • Possible phenotypes in human blood

Skills Practiced

Skills practiced through these guides include:

  • Reading comprehension - ensure that you draw the most important information about alleles and phenotypes from the related lesson
  • Interpreting information - verify that you can read information regarding genes and interpret it correctly in practice questions
  • Defining key concepts- ensure that you can accurately define main phrases, such as phenotype and dominant allele
  • Critical thinking - apply relevant concepts to examine information about codominance, genes and phenotypes in a different light

Additional Learning

To learn more about alleles and codominance, review the accompanying lesson entitled Codominance & Genes with Multiple Alleles. This lesson covers important material related to the topic, including:

  • Define genotype
  • Apply lesson concepts, such as blood type and phenotype, to real life situations
  • Differentiate between dominant and recessive alleles
  • Define antibodies and know why they are produced