True / False Questions
75. The smallest unit of heredity a : 1180195.
True / False Questions
75. The smallest unit of heredity is a chromosome.
76. DNA polymerase can only add new nucleotides to the old 3′ DNA end.
77. DNA replication proceeds in one direction around the bacterial chromosome.
78. Transcription occurs in the nucleus or at the nucleoid.
79. In bacteria, initiator tRNA carries formyl methionine.
80. Introns have no detectable functions.
81. Excised introns form structures called lariats.
82. Lactose is a corepressor in the lac operon.
83. Repressible operons are normally turned on in the cell.
84. Induced mutations result from errors in DNA replication.
85. DNA photolyase, in the presence of visible light, can repair DNA damage due to ultraviolet radiation.
86. All mutations are harmful to the cell.
True / False Questions
75. The smallest unit of heredity a : 1180195