Which statement is true?
A)Blood group antigen molecules are produced as a result of alleles at a nonspecific gene locus.
B)Carbohydrate blood group antigens are produced directly by the allele.
C)Enzymes are proteins that catalyze a chemical reaction.
D)Red blood cell antigens cannot be a structural part of the red blood cell membrane.

Question

Quizplus · Accepted Answer

Enzymes are proteins that catalyze a chemical reaction. This statement is true and accurately describes enzymes.

Answer: B
 Carbohydrate blood group antigens are produced directly by the allele. This statement is true and accurately describes the production of carbohydrate blood group antigens.

Answer: D
 This statement is false. Red blood cell antigens are actually structural parts of the red blood cell membrane. Therefore, this statement is not true.

Therefore, the best choices are C and B.

Which Statement Is True