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yingmin0601

1.        As a result of the ground-breaking work of Barbara McClintock, many scientists now believe that all of the information encoded in 50,000 to 100,000 of the different genes found in a human cell are contained in merely three percent of the cell’s DNA.

(A) 50,000 to 100,000 of the different genes found in a human cell are contained in merely

(B) 50,000 to 100,000 of the human cell’s different genes are contained in a mere

(C) the 50,000 to 100,000 different genes found in human cells are contained in merely

(D) 50,000 to 100,000 of human cell’s different genes is contained in merely（E）

(E) the 50,000 to 100,000 different genes found in a human cell is contained in a mere

答案是 E，为什么genes 后接的是is呢？难道不是复数吗？

howardwang

all of the information 是该从句的主语，不是genes，所以用is

yingmin0601

thanks a lot

atgdf

!