BIO 353 (CELL BIOLOGY) EXAM 1 STUDY REVISION QUESTIONS AND ANSWERS ARIZONA STATE UNIVERSITY

BIO 353 (CELL BIOLOGY) EXAM 1
STUDY REVISION QUESTIONS AND
ANSWERS ARIZONA STATE UNIVERSITY
1. What causes a myosin II molecule to be able to form a
bipolar fiber
✔✔Calcium binding to calmodulin.
2. The diameter of the actin filament is ...... nm
✔✔7
3. Actin filaments will only assemble in parallel bundles
✔✔false
4. The ability of actin filaments to disassemble into small
monomers
✔✔enables the building blocks of actin filaments to move
from one side of the cell to the other.
5. Transmembrane Proteins
✔✔can move laterally and cannot flip 180˚in the membrane.
6. From the following, where would a proline residue be least
likely to be?
✔✔in the middle of an alpha helix