7. The secondary structure of a protein is a measure of
8. Calculate the frequency of light with a wavelength of 500 nm.
9. When fluorescent markers are attached to two ends of a Holliday junction, the FRET signal is observed to jump between a high efficiency and low efficiency state because a. the intensity of the donor increases b. more light is used to excite the donor c. the donor-acceptor distance is changing d. the acceptor can fluoresce only at low pH
10. Which is NOT true about protein folding: