Genetics and Heredity Vocabulary

Front

What is the molecular instructions for building all living organisms?

Back

DNA

Tags

NGSS.HS-LS1-1

Front

What do we call it when both alleles of a genotype are the same (either RR or rr)?

Back

homozygous

Front

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

Back

phenotype

Front

What do we call the combination of alleles that an organism has, determining its traits?

Back

genotype

Tags

NGSS.HS-LS3-2

Front

What is it called when both alleles of a genotype are different (example: Rr)?

Back

heterozygous

Front

What is the basic unit of heredity that is passed from parents to offspring?

Back

gene

Tags

NGSS.HS-LS3-1

Front

What is the observable characteristic or trait of an organism?

Back

phenotype

Tags

NGSS.HS-LS4-4

Front

What is the genetic makeup of an organism, represented by letters (e.g., AA, Aa, aa)?

Back

genotype

Front

What term describes the different forms of a gene?

Back

alleles

Front

What is the process by which traits are passed from parents to offspring?

Back

heredity

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2