Krohn's Bio: Genetics

Which genotype below is heterozygous?

• Hh

• HH

• hh

• Blonde

• Brown

Tags

NGSS.HS-LS3-1

In what type of inheritance is neither trait dominant over the other so both traits show at the same time?

• Codominance

• Incomplete Dominance

• Sex-Linked Traits

• Polygenic Traits

• Mendelian Genetics

In what type of inheritance is a single trait controlled by many different genes?

• Codominance

• Incomplete Dominance

• Sex-Linked Traits

• Polygenic Traits

• Mendelian Genetics

In moles nose shape follows Mendelian inheritance with Round (R) being dominant to square (r). In a cross of a homozygous dominant and a square nosed mole what percentage of their offspring would you expect to be heterozygous?

• 0%

• 25%

• 50%

• 75%

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

In frilled lizards scale color follows Incomplete Dominance with Red (R) and Blue (B) being the two alleles. In a cross of an purple and blue frilled lizard what percentage of their offspring would you expect to be blue?

• 0%

• 25%

• 50%

• 75%

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Bluegill scale color shows incomplete dominance. The two alleles are yellow (Y) and red (R). What does a heterozygous individual look like?

• Yellow

• Red

• Yellow and Red

• Orange

In snails eye stalk length follows Sex-Linked Inheritance with short stalks (X^R) being dominant to long stalks (X^r). In a cross of a heterozygous short stalked female and long stalked male what percentage of their offspring would you expect to long stalked males?

• 0%

• 25%

• 50%

• 75%

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Use the chart and tell me what the genotype would be for a red and yellow eyed heterozygous 8 toed creature?

• RPTT

• RPTt

• WATT

• WATt

• WAtt

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Use the chart and tell me what the genotype would be for a heterozygous curly horned female with blue fur?

• X^EX^eBB

• X^EX^EBb

• X^EX^eBb

• X^EX^eBP

• X^EX^eBR

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Is the trait in this pedigree dominant or recessive?

• Dominant

• Recessive

• Can't tell, not enough info

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2