Genetics and Heredity Vocabulary

Front

Who is known as the Father of Modern Genetics?

Back

Gregor Mendel

Front

What is the term for the physical or behavioral trait that is shown or expressed?

Back

Phenotype

Front

What do we call a genotype where both alleles are the same?

Back

Homozygous

Front

What is the term for the allele that is expressed even if only one copy is present?

Back

Dominant

Front

What is the study of heredity and the variation of inherited characteristics?

Back

Genetics

Front

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

Back

Genotype

Front

What do we call an allele that is only expressed when two copies are present?

Back

Recessive

Front

What is the difference between genotype and phenotype?

Back

Genotype refers to the genetic makeup, while phenotype refers to the expressed traits.

Front

What is a Punnett square used for?

Back

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

Front

What does it mean if an organism is heterozygous?

Back

It has two different alleles for a trait (e.g., Rr).