As compared to active sentences, preschoolers' comprehension of passive sentences
a. ought to be studied, but this has not yet been done.
b. is more prone to errors.
c. is equally prone to errors.
d. is less prone to errors.
Question 2Two parents whose phenotypes both show a dominant trait will have a child who shows the recessive version of the trait
a. under no circumstances.
b. only if one of the parents has a genetic defect.
c. if the child receives the recessive allele from both parents.
d. with complete certainty.
Question 3Of the following, the passive-voice sentence that children younger than nine or 10 would have the most difficulty understanding is
a. the yellow car was hit by the green car
b. the tiny kitten was hit by the green car.
c. the yellow car was washed by the two boys.
d. the red-haired boy chased the brown horse.
Question 4When a person is homozygous for an inherited trait, the alleles inherited from mother and father are
a. one recessive and the other dominant.
b. both the same.
c. for homosexual orientation.
d. unlikely to be expressed in the phenotype.