Intro to Genetics

Match the following genotype to the correct example:

• HH

• homozygous recessive

• Hh

• homozygous dominant

• hh

• heterozygous

Which of the following is an example of a phenotype?

• Bb

• blue eyes

• bb

• BB

Match the following terms to the correct definition:

• heredity

• the passing of traits from parent to offspring

• genetics

• an inherited characteristic

• trait

• the study of heredity

Tags

NGSS.HS-LS3-1

Match the following terms to the correct definition:

• genotype

• letter combination that codes for a trait (TT); THE DNA

• phenotype

• different versions of a gene (T or t)

• gene

• an observable trait or characteric

• allele

• a segment of DNA that codes for a trait

Tags

NGSS.HS-LS3-1

Two copies of the same allele (Ex. BB or bb):

Two different copies of an allele (Ex. Bb):

Each identical side of a chromosome is the 

• centromere
• chromatin
• centriole
• chromatid

What is structure D?

• homologous chromosomes

• sister chromatids

• genes

• DNA

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What is structure C?

• sister chromatids

• centromere

• homologous chromosomes

• DNA

Tags

NGSS.HS-LS3-1

What is structure B?

• chromatid

• centromere

• chromosome

• gene