Genetics Vocabulary Review

Match the following terms to their definitions:

• The two alleles or copies of DNA that you inherit from your parents

• Genotype

• The different possible versions of a gene

• Dominant allele

• b, t, or e

• Phenotype

• B, T, or E

• Recessive allele

• The physical appearance that is created by genes

• Allele

Which of the following can be used to determine the possible phenotypes between two people?

• Pedigree

• PCR analysis

• Punnett Square

• DNA testing

Which of the following is an example of being heterozygous?

• BB

• Bb

What is a chromosome?

• A long strand of DNA

• A type of virus

• A type of animal cell

• A type of animal

Which of the following is an example of a dominant allele?

• Having the gene for red and white coloring, and showing a pink coloring (mix of red and white).

• Having blue eyes when you have two "blue" alleles

• Having the gene for both red and white coloring, and showing spots of each.

• Having brown eyes that appear even if you carry the gene for blue eyes.

Do you think the trait being recorded in this family is dominant or recessive?

• Dominant

• Recessive

Do you think this trait is dominant or recessive?

• Dominant

• Recessive

Match the following

• bb

• Homozygous dominant

• BB

• Homozygous Recessive

• Bb

• Chromosome

• Having blue eyes

• Phenotype

• Condensed DNA

• Genotype