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Codominance Warm Up - 2025

Sidst opdateret 20 days ago

4 Spørgsmål

Nødvendig

1

Nødvendig

1

Nødvendig

1

Nødvendig

1

Spørgsmål 1

1.

Andalusian chickens have one allele for black feathers (B) and one allele for white feathers (W). Andalusian chickens appear to have black and white checkered feathers (BW), whereas homozygous chickens are either black (BB) or white (WW).
Cross an Andalusian rooster with an Andalusian hen. What are the expected phenotypic outcomes?
Show a Punnett square to support your answer!!!

50% Black and 50% White

25% Black, 50% Andalusian, and 25% White

75% Black and 25% White

100% Andalusian

50% Black and 50% Andalusian

Spørgsmål 2

2.

Andalusian chickens have one allele for black feathers (B) and one allele for white feathers (W). Andalusian chickens appear to have black and white checkered feathers (BW), whereas homozygous chickens are either black (BB) or white (WW).
Cross an Andalusian rooster with a white hen. What are the expected phenotypic outcomes?
Show a Punnett square to support your answer!!!

25% Black, 50% Andalusian, and 25% White

50% Black and 50% White

75% Black and 25% White

100% Andalusian

50% Andalusian and 50% White

Spørgsmål 3

3.

Andalusian chickens have one allele for black feathers (B) and one allele for white feathers (W). Andalusian chickens appear to have black and white checkered feathers (BW), whereas homozygous chickens are either black (BB) or white (WW).
Cross a black rooster with a white hen. What are the expected phenotypic outcomes?
Show a Punnett square to support your answer!!!

100% Andalusian

50% Andalusian and 50% White

50% Black and 50% White

75% Black and 25% White

25% Black, 50% Andalusian, and 25% White

Spørgsmål 4

4.

Andalusian chickens have one allele for black feathers (B) and one allele for white feathers (W). Andalusian chickens appear to have black and white checkered feathers (BW), whereas homozygous chickens are either black (BB) or white (WW).
Cross a black rooster with an Andalusian hen. What are the expected phenotypic outcomes?
Show a Punnett square to support your answer!!!

50% Black and 50% Andalusian

75% Black and 25% White

50% Black and 50% White

100% Andalusian

25% Black, 50% Andalusian, and 25% White