daisyfl0wer1200 daisyfl0wer1200
  • 23-01-2020
  • Biology
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Please help!!! Punnett squares in biology.

Please help Punnett squares in biology class=

Respuesta :

KerryM
KerryM KerryM
  • 29-01-2020

Answer:

She must be heterozygous for blood type B.

Monohybrid cross

Explanation:

See the two options of punnet squares attached.

The only possible way they could have a child with a type A phenotype is if the mother is heterozygous (BO), where they have a 1:4 chance.

This type of square is called a monohybrid cross, as we are looking at 1 trait

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