QUESTION 6 2 points Save Answer A panel of cell lines was cr

QUESTION 6 2 points Save Answer A panel of cell lines was created from mouse-human somatic-cell fusions. Each line was examined for the presence of human chromosomes and for the production of a specific human enzyme. The following results were obtained Cell Enzyme Human chromosome present line activity 2 14 15 16 21 A Which chromosome has the gene that codes for the enzyme? O A. 14 O B. 21 O C. 1 O D. 16 O E. 3

Solution

C.1

In the presence of chromosome 1 there is enzyme activity, and in the absence of the chromosome 1 there is no enzyme activity. This proves that the chromosome 1 encodes for the enzyme.