A mother does not know her blood type. The father knows his blood type. The mother says that she does not need to
get a blood test, because she can determine her blood type based on her husband's blood type (he is type B) and their
child's blood type. The child has type AB.
a. Is it possible for the mother to determine her blood type? Draw a Punnet square to defend your answer.
b. Is there more than one possible phenotype? If so, list the possibilities. Is there more than one possible
genotype? If so, list the possibilities.

Aresearcher designed an investigation to test what effect eating different types of food would have on blood insulin levels. she selected 10 male subjects who were all 25 years of age and in good health. the experiment took place over 3 days. at 8: 00 a. m. on each day, the subjects ate a meal consisting of only 1 type of food. they had their blood insulin levels measured after consuming the meal. on day 1 they ate a high fat diet, on day 2 they ate a high protein diet, and on day 3 they ate a high sugar diel what is the independent variable in this experiment? a the age of the subjects b the blood insulin level c the type of food consumed d the time of day the meal was consumed