Which statement concerning the sickle-cell trait is true?
a. Individuals with the trait have the dominant phenotype but possess the recessive genotype.
b. Individuals with the trait have both a dominant and recessive allele for the disorder.
c. Individuals with the trait are genetically predisposed to the disorder but cannot display any symptoms.
d. Individuals with the trait tend to have the most severe form of the disease.
Question 2
Priscilla is pregnant. She and her husband Elvis have very high expectations for this child and will be more affectionate, but also more punitive, toward this child than they will toward any other. This is most likely this couple's ____ baby.
a. first
b. second
c. third
d. fourth
The Cell Cycle
Major parts of a cell.
Sickle cell.
bacteria cell diagram
Cell Biology Vector Icon
Sodium channel in the cell membrane