1. On the ribosome, mRNA binds A. between the subunits B. to the large subunit C. to the…

1. A nicked RNA molecule can be ligated by A. T4 RNA ligase B. DNA polymerase C. T4…

1. Which of the following is not a structural motif in DNA binding proteins? A. bZIP B. helix-turn-helix…

1. Each replication bubbles consists of A. 3 replication forks B. 2 replication forks C. 4 replication forks…

1. The accepted hypothesis for DNA replication is A. conservative theory B. dispersive theory C. semi-conservative theory D.…

1. Small charged molecules, often biogenic amines function as A. hormones B. neurotransmitters C. both (a) and (b)…

1. Namdhapa National Park is located in which of the following states? (A) Assam (B) Arunachal Pradesh (C)…

1. The HIV virus infects primarily A. brain cells B. cells in the immune system C. red blood…

1. Which of the following immune cells would have an especially low count in a patient with advanced…

1. For specific antigen recognition by T cells, A. antigen is bound by a T cell membrane antibody…