A woman who has blood type A positive has a daughter who is type O positive and a son who is type B negative. Rh-positive is a t
rait that shows simple dominance over Rh-negative. Which of the following is a possible phenotype for the father? A) A negative
B) O negative
C) B positive
D) AB negative
In the given question is the man has B positive blood group with two offspring a girl with type O positive and a son who is type B negative. In ABO blood group A and B if present together they express in offspring if present together.
Here the difference in the Rh factor only as the blood group O has no antigen on its surface therefore the most possible phenotype for the father as he has son with B negative and a daughter with O positive.
It would lower the pH, raise the acidity of the water, and it would kill off a lot of marine life if it got too high. As species begin to die their predators follow, and this could cause mass extinction.
