41. A graduate student growing plant cells in a laboratory dish wanted to cause them to _, so the graduate student j treated them with cytokinins. I (A) enlarge (B) become dormant (C) grow roots (D) produce auxins (E) divide 量

46. A biologist isolated a gene from a human cell, attached it to a plasmid, and inserted the plasmid into a bacterium. The I； bacterium made a new protein, but it was nothing like the protein normally produced in a human cell. Why? ; (A) the bacterium had undergone transformation (B) the gene did not have sticky ends 誓 (C) the gene contained introns (D) the gene did not come from a genomic library ; (E) the biologist should have cloned the gene first ^

41. A graduate student growing plant cells in a laboratory dish wanted to cause them to _, so the graduate student j treated them with cytokinins. I (A) enlarge (B) become dormant (C) grow roots (D) produce auxins (E) divide 量

其他試題

41. A graduate student growing plant cells in a laboratory dish wanted to cause them to _, so the graduate student j treated them with cytokinins. I
(A) enlarge
(B) become dormant
(C) grow roots
(D) produce auxins
(E) divide 量