s. A mother who ha..bloodgroup phenotype of B and a facher who has a pherotrpe o

Question

s. A mother who ha..bloodgroup phenotype of B and a facher who has a pherotrpe of A bith to a chid. t baby thet has a blood group phenotyse of O, Baued on this, shoukd th chat the'r baby was swliched with someone else'st tsplsin your reasoning here using the The hospital prasets them with a Pusnatt square to denionitrata the possbile phemstypes for ther chid Mon's Genetype ad's denotype 6. Let's say that of tha 30 indlviduals in ths class, twetve keow their ADD lood group gesotypes. Here are the genotypas for these twelve individusl a. Based on this, what are the respective frequencies of A aleles, & alwles and O b. How many peopie in this group have Type & blood? Type B bloos? Type AD bleod? Type O bloed? Type A phenotype

Explanation / Answer

The possible genotypes of mother for blood group B = BB or BO.

The possible genotypes of father for blood group A = AA or AO.

Then, by using punnett square,

Mom's genotpye

Then the possible genotypes of the child - AB, AO, BO and OO, then the possible blood groups of child are AB, A, B and O. This shows that the child has correct blood group of O.

Then

Male/ Female B O Dad's genotype A AB AO O BO OO

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