Genes and Alleles

Eye color is an example of a...

• Gene

• Allele

• Genome

• Chromosome

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Green eyes is an example of...

• Gene

• Allele

• Genome

• Chromosome

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Hair color is an example of a...

• Gene

• Allele

• Genome

• Chromosome

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Brown hair is an example of...

• Gene

• Allele

• Genome

• Chromosome

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Different variations of genes are...

• Genomes

• Alleles

• Chromosomes

• Genes

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-3

NGSS.HS-LS4-2

All alleles are the result of _______

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

Segments of DNA are called _______________________

• Genes

• Alleles

• Traits

• Chromosomes

Tags

NGSS.HS-LS3-1

Genes always appear in pairs. Each parent donates ________ allele for every trait.

• 1

• 2

• 23

• 46

Tags

NGSS.HS-LS3-1

The traits of an organism are passed to its offspring on small coded strands of DNA material called

• meiosis
• recessive traits
• genes
• heredity

Tags

NGSS.HS-LS3-1

If a person has 2 different alleles for a gene, they are ​ ​ (a)   , but if they have 2 of the same alleles, they are ​ (b)   .

• heterozygous
• homozygous

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2