Punnett Square Practice

Front

What does heterozygous mean?

Back

Heterozygous means that the alleles are different.

Front

What is the genotype of a yellow seed?

Back

The genotype of a yellow seed can be either AA or Aa.

Front

In a heterozygous genotype, which allele takes over in the phenotype?

Back

The dominant allele takes over in the phenotype.

Front

What allele combination should go in the missing box if the options are AA, Aa, aa?

Back

The correct allele combination is Aa.

Front

What genotype would go in box 4 if the options are BB, Bb, bb?

Back

The genotype that would go in box 4 is bb.

Front

What is a Punnett Square used for?

Back

A Punnett Square is used to predict the genetic outcomes of a cross between two organisms.

Front

What are alleles?

Back

Alleles are different forms of a gene that can exist at a specific locus on a chromosome.

Front

What is the difference between dominant and recessive alleles?

Back

Dominant alleles express their traits even when only one copy is present, while recessive alleles only express their traits when two copies are present.

Front

What does homozygous mean?

Back

Homozygous means that the alleles are the same.

Front

What is the phenotype?

Back

The phenotype is the observable physical or biochemical characteristics of an organism, determined by its genotype.