Genetics

An offspring will receive how many alleles from each parent to determine a specific trait?

• one
• two
• three
• five

Tags

NGSS.HS-LS3-1

Squidward has light blue skin, and his genotype for this trait is Bb. Would Squidward be considered a purebred or hybrid for light blue skin?

• Purebred
• Hybrid

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Genotype refers to the ...

• physical expression of the genes
• the possible combination of alleles in a gene
• whether an allele is dominant or recessive
• how an organism will appear

Tags

NGSS.HS-LS3-1

Which of the following is a phenotype?

• BB
• Bb
• bb
• Blue eyes

Tags

NGSS.MS-LS4-4

NGSS.MS-LS4-6

What is a phenotype

• The genetic make up (code)
• The physical trait

Tags

NGSS.HS-LS3-1

The passing of genetic traits from parent to offspring is called...

• heredity

• trait

• gene

• allele

Having two of the same genes for the trait (also referred to as purebred) is called...

• homozygous

• hetrozygous

• protein

• chromosome

Having two different genes for a trait (also referred to as hybrid) is called...

• protein

• homozygous

• heterozygous

• genotype

G = green, g = yellow
The genotype for a yellow plant is...

• GG
• Gg
• gg
• all of the choices result in yellow

Tags

NGSS.MS-LS3-1

An allele whose trait only shows up when no dominant allele is present is called a...

• hidden allele

• dominant allele

• recessive allele

• present allele