Genetics Vocabulary

This image shows a...

• Punnett Square
• Phenotype
• Genotype
• Dominant allele

A phenotype is the...

• letter combination
• dominant gene
• recessive gene
• physical appearance

Another word for homozygous is...

• purebred
• hybrid
• heterozygous
• dominant

 Dominant alleles are-

• capital
• lowercase
• both
• neither

 Recessive alleles are-

• capital
• lowercase
• both
• neither

Tt is-

• homozygous dominant
• homozygous recessive
• heterozygous
• none of these

If a pea plant were homozygous recessive for height, how would its alleles be represented?

• TT
• Tt
• tt
• tT

Which represents the genotype of a homozygous condition?

• Bb
• BC
• bb
• bc

Pairs of genes that control the same trait are known as

• allelles
• gametes
• hybrids
• loci

Brown (B) is dominant over white (b). Which genotype is a purebred for brown fur?

• BB
• Bb
• bb
• All of the above