Mendelian genetics

The observable traits of an organism are known as its

• allele
• dominance
• phenotype
• genotype

Tags

NGSS.HS-LS3-3

What is the percentage of homozygous recessive offspring?

• 0%
• 25%
• 50%
• 75%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

Green peas are dominant (G) to yellow peas (g). What is the genotype for a hetereozygous dominant offspring?

• Gg
• gg
• GG

Tags

NGSS.HS-LS3-1

Dominant alleles are represented by a(n)

• phenotype
• lower case letter
• upper case letter
• punnett square 

D = dimples        d = no dimples 
What is the genotype for a homozygous recessive offspring?

• DD
• Dd
• dd

Tags

NGSS.HS-LS3-1

Round (R) seeds are dominant to wrinkled (r) seeds.
What is the genotype for a homozygous dominant offspring?

• RR
• Rr
• rr

Tags

NGSS.HS-LS3-1

If two purebred species (BB) are crossed, what percentage of their offspring would be BB?

• 25%
• 50%
• 75%
• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

What do you call the physical expression of a gene?

• genotype
• dominant
• phenotype
• allele

Tags

NGSS.HS-LS1-1

NGSS.HS-LS4-3

The ratio of homozygous dominant to heterozygous

to homozygous recessive offspring

• Genotypic Ratio

• Phenotypic Ratio

• Monohybrid Cross

• Homologous Pair

Tags

NGSS.HS-LS3-3

NGSS.HS-LS4-3

What did Mendel call the two kinds of traits exhibited by the pea plants (one coming from the father, one from the mother)?

• Genesis
• Elective traits
• Alleles
• Quadrants

Tags

NGSS.HS-LS3-1