Genetics Practice (Mendelian & Non-mendelian)

How many alleles do you inherit from EACH parent for a specific trait?

• 1

• 2

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

The genetic makeup (alleles) for a trait is called the ...

• genotype

• phenotype

Tags

NGSS.HS-LS1-1

The physical expression of a trait is called the ...

• genotype

• phenotype

Tags

NGSS.HS-LS1-1

Genotype: Aa

• homozygous dominant

• homozygous recessive

• heterozygous dominant

Genotype: rr

• homozygous dominant

• homozygous recessive

• heterozygous dominant

Genotype: TT

• homozygous dominant

• homozygous recessive

• heterozygous dominant

Tags

NGSS.HS-LS3-1

NGSS.HS-LS4-3

Cross 2 heterozygous tall pea plants. Tall (T) is dominant to short (t). What fraction of the offspring do you predict will be tall?

• 1/4

• 2/4

• 3/4

• 4/4

Tags

NGSS.HS-LS3-2

In guinea pigs, black fur color is dominant to brown. What is the expected ratio of offspring if 2 heterozygous guinea pigs were mated?

• 1BB: 2Bb: 1bb

• 0BB: 2Bb: 2bb

• 1BB: 1Bb: 2bb

• 2BB: 2Bb: 0bb

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3

A calico cat shows both the traits for orange fur and black fur. What kind of allele expression is this?

• Incomplete Dominance
• Co dominance
• Independent assortment
• Recessive inheritance

What do you call the non-Mendelian inheritance pattern that states that neither trait is dominant and the traits appear to blend together?

• Codominance
• Incomplete dominance
• Polygenic traits