All of the following are true facts about enzymes EXCEPT A)
all living cells have enzymes.
B)
Life would not be possible without enzymes.
C)
enzymes can speed chemical reactions by 100s to billions of times.
D)
there are a few types of enzymes, but they each perform many types of
reactions.

Select the correct answer. tay-sachs disease is caused by a mutation in the hexa gene located on chromosome 15. tay-sachs follows an autosomal recessive pattern of inheritance. with the of the diagram, identify which of the offspring will be an unaffected carrier. a diagram showing the genes of parents who are carriers of tay-sachs disease a. a, b, and c b. b and c c. a and d d. a e. d