Genetics Vocab Review

Front

What is the genetic code for your alleles?

Back

Genotype: The genetic makeup of an individual, representing the alleles inherited from parents.

Front

What are different forms of a gene called?

Back

Allele: Variants of a gene that can produce different traits.

Front

How do we represent a recessive allele?

Back

1 lowercase letter: A recessive allele is denoted by a lowercase letter.

Front

What trait always shows up if it's present?

Back

Dominant: A dominant trait is expressed in the phenotype even if only one copy is present.

Front

What trait is weaker?

Back

Recessive: A recessive trait is only expressed when two copies are present.

Front

What is the physical expression of a genotype?

Back

Phenotype: The observable characteristics or traits of an organism.

Front

What do we call an organism with two identical alleles for a trait?

Back

Homozygous: An organism with two identical alleles for a specific trait.

Front

What do we call an organism with two different alleles for a trait?

Back

Heterozygous: An organism with two different alleles for a specific trait.

Front

What is the term for the observable traits of an organism?

Back

Phenotype: The physical appearance or characteristics of an organism.

Front

What is the principle that explains how traits are inherited?

Back

Mendelian Inheritance: The patterns of inheritance that are characteristic of organisms that reproduce sexually.