MCAT Question of the Day 101- Biology

An experimenter injects tiny gold beads into a cell and waits an hour. Then she examines the cell and finds gold beads in the cytoplasm and in the nucleus. When she injects larger gold beads, they are not found in the nucleus. However, when she binds the larger beads to a nuclear localization sequence, she finds that they end up in the nucleus. One can conclude that:

Question posted with permission from The Princeton Review

 

By | 2017-08-15T06:45:35+00:00 November 4th, 2015|Biology, Eukaryotes, Princeton Review, Question of the Day|Comments Off on MCAT Question of the Day 101- Biology