Infants who are homozygous dominant for achondroplasia
a. are often stillborn.
b. grow to be no taller than two feet.
c. grow taller than individuals who are heterozygous.
d. attain a normal height.
e. do not develop arms and legs.
A
You might also like to view...
As a naturalist, you are responsible for training volunteers in the identification of the types of amphibians. The volunteers will use this information to correctly describe the animals to school groups that will visit your nature center. The training documentation for the volunteers lists important characteristics of the different groups of amphibian, but you notice that one of the items on the list is incorrect. Indicate which description is not correct.
A. Frogs and toads have external fertilization whereas salamanders and caecilians have internal fertilization. B. Frogs, toads, and most salamanders have four legs whereas caecilians are legless. C. Frogs and toads lay eggs whereas some caecilians lay eggs and others give birth to live young. D. Salamanders and caecilians have external tails whereas frogs and toads do not. E. Adult frogs, toads, and salamanders are predators of insects and other small animals whereas caecilians are herbivores.
In the Rh disease,
a. the mother must be positive and her first and second children positive. b. the mother must be negative and her first and second children positive. c. the mother must be negative and her first and second children negative. d. the mother must be positive and her first and second children negative. e. the mother and the father must both be negative and the child positive.
In the expression 2H2S + 3O2 ® 2H2O + SO2, which is the acid?
A. H2S B. O2 C. SO2 D. H2O
________ is secreted by the pancreas to neutralize acid in chyme.
A. Bile B. Bicarbonate C. Chymotrypsin D. Insulin E. Hydrochloric acid