Genetics and Punnett squares

Front

What is the study of how different traits are passed from parents to offspring?

Back

Genetics

Front

What are the alleles for a long-haired guinea pig if short hair is dominant and represented by the letter 'h'?

Back

hh

Front

What term describes the physical (observable) traits of an individual?

Back

Phenotype

Front

If a parent is homozygous for the dominant trait tall, what are their alleles?

Back

TT

Front

What are characteristics that make one individual different from another, such as eye color and hair color?

Back

Traits

Front

What is the term for the genetic makeup of an individual?

Back

Genotype

Front

What is the expected phenotypic ratio in a monohybrid cross between two heterozygous parents?

Back

3:1

Front

What is the difference between dominant and recessive alleles?

Back

Dominant alleles express their trait even when only one copy is present, while recessive alleles require two copies to express their trait.

Front

What is a Punnett square used for?

Back

A Punnett square is used to predict the genotypes and phenotypes of offspring from a genetic cross.

Front

What does it mean for an organism to be homozygous?

Back

An organism is homozygous when it has two identical alleles for a particular trait.