Spongebob Dihybrid Genetics

Yellow body color (Y) is dominant to blue body color (y); Squarepants (S) is dominant to roundpants (s).

Spongebob is heterozygous for his yellow body color and his squarepants, while his wife Spongesusie is blue and has roundpants.

Which of the following is Spongebob's genotype?

• YySs

• YySS

• Yyss

• yySs

Tags

NGSS.HS-LS3-1

Yellow body color (Y) is dominant to blue body color (y); Squarepants (S) is dominant to roundpants (s).

Spongebob is heterozygous for his yellow body color and his squarepants, while his wife Spongesusie is blue and has roundpants.

Which of the following is Spongesusie's genotype?

• YySs

• yySS

• yyss

• yySs

Tags

NGSS.HS-LS3-1

Yellow body color (Y) is dominant to blue body color (y); Squarepants (S) is dominant to roundpants (s).

They wonder what the chances are of their traits being passed to their offspring. YySs x yyss

Which of the following correctly describes the phenotypic ratios for their traits?

• yellow body w/ squarepants: 2/16

  yellow body w/ roundpants: 1/16

  blue body w/ squarepants: 8/16

  blue body w/ roundpants: 5/16

• yellow body w/ squarepants: 8/16

  yellow body w/ roundpants: 0

  blue body w/ squarepants: 8/16

  blue body w/ roundpants: 0

• yellow body w/ squarepants: 4/16

  yellow body w/ roundpants: 4/16

  blue body w/ squarepants: 4/16

  blue body w/ roundpants: 4/16

• yellow body w/ squarepants: 0

  yellow body w/ roundpants: 8/16

  blue body w/ squarepants: 8/16

  blue body w/ roundpants: 0

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3

Pink body color (P) is dominant to orange body color (p); Thick eyebrows (T) is dominant to thin eyebrows (t).

Patrick, who is heterozygous for body color but purebred for thick eyebrows, has met Patti, who is recessive for both traits.

Which of the following is Patrick's genotype?

• Pptt

• PpTT

• PPTt

• PPtt

Tags

NGSS.HS-LS3-1

Pink body color (P) is dominant to orange body color (p); Thick eyebrows (T) is dominant to thin eyebrows (t).

Patrick, who is heterozygous for body color but purebred for thick eyebrows, has met Patti, who is recessive for both traits.

Which of the following is Patti's genotype?

• PPtt

• pptt

• ppTt

• PPtt

Tags

NGSS.HS-LS3-1

Pink body color (P) is dominant to orange body color (p); Thick eyebrows (T) is dominant to thin eyebrows (t).

They wonder what the chances are of their traits being passed to their offspring. PpTT x pptt

Which of the following correctly describes the phenotypic ratios for their traits?

• pink body w/ thick eyebrows: 9/16

  pink body w/ thin eyebrows: 3/16

  orange body w/ thick eyebrows: 3/16

  orange body w/ thin eyebrows: 1/16

• pink body w/ thick eyebrows: 4/16

  pink body w/ thin eyebrows: 4/16

  orange body w/ thick eyebrows: 4/16

  orange body w/ thin eyebrows: 4/16

• pink body w/ thick eyebrows: 8/16

  pink body w/ thin eyebrows: 0

  orange body w/ thick eyebrows: 8/16

  orange body w/ thin eyebrows: 0

• pink body w/ thick eyebrows: 0

  pink body w/ thin eyebrows: 8/16

  orange body w/ thick eyebrows: 0

  orange body w/ thin eyebrows: 8/16

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3

Squarepants (S) is dominant to roundpants (s); Long nose (L) is dominant to a stubby nose (l).

Spongebob’s aunt, who is roundpants, has a cute stubby nose. Her fiancé is a purebred squarepants and is a hybrid for his long nose.

Which of the following is Spongebob aunt's genotype?

• SSll

• ssll

• Ssll

• SsLl

Tags

NGSS.HS-LS3-1

Squarepants (S) is dominant to roundpants (s); Long nose (L) is dominant to a stubby nose (l).

Spongebob’s aunt, who is roundpants, has a cute stubby nose. Her fiancé is a purebred squarepants and is a hybrid for his long nose.

Which of the following is Spongebob aunt's fiancé's genotype?

• ssLl

• SSLl

• Ssll

• SsLl

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Squarepants (S) is dominant to roundpants (s); Long nose (L) is dominant to a stubby nose (l).

They wonder what the chances are of their traits being passed to their offspring. ssll x SSLl

Which of the following correctly describes the phenotypic ratios for their traits?

• squarepants w/ long nose: 8/16

  squarepants w/ stubby nose: 0

  roundpants w/ long nose: 8/16

  roundpants w/ stubby nose: 0

• squarepants w/ long nose: 0

  squarepants w/ stubby nose: 8/16

  roundpants w/ long nose: 0

  roundpants w/ stubby nose: 8/16

• squarepants w/ long nose: 8/16

  squarepants w/ stubby nose: 8/16

  roundpants w/ long nose: 0

  roundpants w/ stubby nose: 0

• squarepants w/ long nose: 0

  squarepants w/ stubby nose: 0

  roundpants w/ long nose: 8/16

  roundpants w/ stubby nose: 816

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3