mendelian genetics

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

Which of the following is a heterozygous dominant genotype? 

• GG
• gg
• GGG
• Gg

Tags

NGSS.HS-LS3-1

In Mendel's pea plants, the homozygous recessive phenotype was white flowers.  If Mendel crossed two homozygous recessive pea plants, what color flowers would be seen in the offspring?

• white and purple
• white 
• purple
• lavendar

Dominant alleles are represented by a(n)

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

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-LS3-3

What do you call the physical expression of a gene?

• genotype
• dominant
• phenotype
• allele

If green is dominant over purple, then what is the genotype for this individual?

• Purple
• Green
• GG
• gg

Tags

NGSS.HS-LS3-1

This type of inheritance pattern shows BOTH traits in possible offspring

• complete dominance
• incomplete dominance
• co-dominance
• dominant pattern

Tags

NGSS.HS-LS3-2

Why do we see only tall plants in the second generation?

• The gene for tall height is dominant
• The gene for short height is dominant
• The gene for tall height is recessive
• The parents did not have the tall gene

Tags

NGSS.HS-LS3-1