Punnett Squares

Front

In a heterozygous genotype, the ___________ allele takes over in the phenotype.

Back

dominant

Front

T - tall and t = short. In the Punnett square, what belongs in the missing square?

Back

tt

Front

Which of the following alleles is purebred recessive?

Back

tt

Front

G = green, g = yellow. The genotype for a yellow plant is...

Back

gg

Front

Each one of the boxes on the Punnett square represents what probability of an offspring's genotype?

Back

25%.

Front

What is a Punnett square used for?

Back

To predict the genetic outcomes of a cross between two organisms.

Front

Define genotype.

Back

The genetic makeup of an organism, represented by alleles.

Front

Define phenotype.

Back

The observable traits or characteristics of an organism.

Front

What does homozygous mean?

Back

Having two identical alleles for a trait.

Front

What does heterozygous mean?

Back

Having two different alleles for a trait.