#Question id: 2645
#2. Cellular Organization
When uncharged tRNA concentration is low what will you expect as the activity of tryptophan operon?
#Question id: 545
#1. Molecules and their Interaction Relevant to Biology
Which one of the following is not among the six internationally accepted classes of enzymes?
#Question id: 2068
#2. Cellular Organization
Which of the following molecules dramatically increases the rate of diffusion of water across cell membranes?
#Question id: 5205
#11. Evolution and Behavior
Why is it preferable to use large computers and databases in searching for individual genes, rather than testing each sequence for possible function?
#Question id: 11290
#10. Ecological Principles
Which of the following statement are incorrect?