Genotype and Phenotype Formative Assessment

What is it called when a gene carries two different types of alleles?

• Homozygous

• Heterozygous

• Monozygous

• Trizygous

What is it called when a gene carries two of the same alleles?

• Homozygous

• Heterozygous

• Monozygous

• Mamazygous

Aa, DD, bB, yy are all examples of

• genotypes

• phenotypes

Which of these would be correct for an organism that was described as being homozygous recessive.

• bb

• BB

• Bb

• Bbb

Which label applies to the flower labeled Bb?

c

Homozygous Recessive

Heterozygous

Homozygous Dominant

What is the difference between genotype and phenotype?

• Genotype is observable traits, Phenotype is the combination of alleles that you inherit.

• Genotype is the combination of alleles that you inherit, Phenotype is observable traits.

• They are identical

• Phenotype is used to describe physical traits, and Genotype is used to describe personality traits.

Tags

NGSS.HS-LS3-1

If pointed heads (P) are dominant to round heads (p) - what are the possible Genotype(s) for pointed heads?

• pp only

• PP only

• PP or Pp

• pointed head

• round head

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

One allele for brown eyes and one allele for blue eyes

• Genotype

• Phenotype

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

If pointed heads (P) are dominant to round heads (p) - what are the possible Genotype(s) for round heads?

• pp only

• PP only

• PP or Pp

• pointed head

• round head

If straight hair (S) is dominant to curly hair (s) - what are the possible Genotype(s) for curly hair?

• ss only

• SS only

• SS or Ss

• Curly Hair

• Straight Hair

Tags

NGSS.HS-LS3-2