Modes of Inheritance

Alleles whose trait always shows up when the allele is present

• Dominant alleles

• Recessive alleles

• Phenotype

• Genotype

Tags

NGSS.HS-LS3-1

Alleles that are hidden whenever the dominant allele is present

• Dominant alleles

• Recessive alleles

• Homozygous

• Heterozygous

Tags

NGSS.HS-LS3-1

______________ is a diagram that can be used to predict the genotypes and phenotypes resulting from a genetic cross.

Tags

NGSS.HS-LS3-1

Different forms of a gene

• Punnett square

• Gene

• Allele

• Homozygous

Tags

NGSS.HS-LS3-1

​ ​ (a)   have both alleles equally expressed, while ​ (b)   has an intermediate between the two parents, neither trait is dominant.

• codominant traits

• incomplete dominance

• dominant

• recessive

What type of inheritance pattern do two alleles for a gene follow if their traits blend together on the offspring?

• Incomplete dominance

• Codominance

The genotype Dd is...

• homozygous

• heterozygous

If long whiskers (w) are recessive to short whiskers (W), what is the phenotype of a cat with the genotype (Ww)?

• Long whiskers

• Short whiskers

Tags

NGSS.HS-LS3-1

If no freckles (F) is dominant and having freckles (f) is recessive. What is the genotype of a person who is heterozygous for that trait?

• FF

• Ff

• ff

Tags

NGSS.HS-LS3-1

If purple (P) flowers are dominant to white (p) flowers. What is the genotype of a flower that is homozygous recessive

?

• PP

• Pp

• pp

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2