Write out the sequence of a theoretical DNA molecule 50 bp in length that consists of 12% guanine and, when one strand is copied into RNA, produces an RNA molecule that has a 14 bp hairpin structure.

Construct at least two possible hypotheses for the student’s experiment.

Tropical rain forests support more species per unit area than any other terrestrial ecosystem. what is one way rain forests are important to the health of the biosphere?

4. if a cell is placed inside a solution that has a higher concentration of solute than on the inside of the cell, what can be said about the movement of water? a. water will move out of the cell, causing it to shrivel. b. water will move in and out of the cell at the same rate. c. water will move out of the cell, causing it to swell. d. water will move into the cell, causing it to swell.