Punnett Square Practice

Front

What is a Punnett Square?

Back

A tool scientists use to determine all the possible genotypes for offspring.

Front

What genotype would go in box 2 of a Punnett Square if the options are BB, Bb, bb?

Back

Bb

Front

What is the yellow seed genotype?

Back

AA or Aa

Front

What allele combination should go in the missing box if the options are AA, Aa, aa, none of these?

Back

Aa

Front

What is the possibility of this offspring having the dominant trait if the options are 50%, 75%, 25%, 0%?

Back

75%.

Front

What does the term 'genotype' refer to?

Back

The genetic makeup of an organism.

Front

What does the term 'phenotype' refer to?

Back

The observable characteristics of an organism.

Front

What is the difference between dominant and recessive alleles?

Back

Dominant alleles express their trait even if only one copy is present; recessive alleles require two copies to express their trait.

Front

If a plant has the genotype Aa, what are the possible gametes it can produce?

Back

A and a.

Front

In a Punnett Square, what does each box represent?

Back

Each box represents a possible genotype of the offspring.