Genetics

Front

What is the genetic makeup of an organism called?

Back

Genotype

Front

What is the physical expression of a trait in an organism called?

Back

Phenotype

Front

What type of trait is expressed if one copy of the allele is present?

Back

Dominant trait

Front

What is a version of a gene called?

Back

Allele

Front

What are the physical characteristics of an organism known as?

Back

Traits

Front

What is the term for a trait that is only expressed when two copies of the allele are present?

Back

Recessive trait

Front

What is the basic unit of heredity in a living organism?

Back

Gene

Front

What is the difference between genotype and phenotype?

Back

Genotype refers to the genetic makeup, while phenotype refers to the physical expression of traits.

Front

What do we call the observable characteristics of an organism?

Back

Phenotypic traits

Front

What is the relationship between alleles and traits?

Back

Alleles are different versions of a gene that determine specific traits.