Punnett Squares

Front

Trait of an organism that can be HIDDEN by the dominant form of a trait.

Back

Recessive Trait

Front

What does the prefix hetero- in heterozygous mean?

Back

Different

Front

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

Back

25%

Front

The physical appearance of an organism based on traits.

Back

Phenotype

Front

The letters that represent different forms of a gene.

Back

Allele

Front

What is a Punnett square used for?

Back

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

Front

What does homozygous mean?

Back

Having two identical alleles for a trait.

Front

What is the difference between genotype and phenotype?

Back

Genotype is the genetic makeup, while phenotype is the physical appearance.

Front

What is an allele?

Back

An allele is a variant form of a gene.

Front

What does it mean if an organism is heterozygous for a trait?

Back

It has two different alleles for that trait.