Genetics Probability and Punnett Squares

Front

What is a genotype?

Back

The set of genes in our DNA which is responsible for a particular trait.

Front

What is a phenotype?

Back

The physical appearance of an organism as a result of its genotype.

Front

What does codominance mean in genetics?

Back

A condition in which both alleles for a gene are expressed so that both traits are visible.

Front

What is incomplete dominance?

Back

A genetic situation in which one allele does not completely dominate another allele, resulting in a new phenotype.

Front

What is a Punnett square used for?

Back

To predict the genotypes of offspring from parental genotypes.

Front

If a parent has the genotype Bb, what are the possible alleles they can pass on?

Back

B or b.

Front

What is the probability of getting tails when flipping a coin?

Back

Front

In a Punnett square, what does each box represent?

Back

A possible genotype of the offspring.

Front

What is the probability of getting a homozygous recessive genotype (bb) from two heterozygous parents (Bb)?

Back

Front

What is the term for different forms of a gene?

Back

Alleles.