Genetics and Punnett Squares Quiz

What is the genetic representation for small wings in flies?

• Uppercase W

• Lowercase w

• Uppercase S

• Lowercase s

What does 'homozygous dominant' mean in terms of alleles?

• Two dominant alleles

• Two recessive alleles

• One dominant and one recessive allele

• Two different alleles

When constructing a Punnett Square, why is it important to exaggerate the size difference between uppercase and lowercase letters?

• To make it easier to draw

• To ensure the square is symmetrical

• To avoid confusion between dominant and recessive alleles

• To make the square look more appealing

What is the genotype of all offspring from a homozygous dominant and a homozygous recessive fly?

• None of the above

• Heterozygous

• Homozygous recessive

• Homozygous dominant

What percentage of the offspring will have small wings?

• 25%

• 0%

• 50%

• 100%