Microtubules grow longer:
A. more quickly at one end than the other.
B. by growing outward from the centrosome.
C. in cycles, following rapid depolymerization.
D. if free tubulin dimers are available.
E. All of these choices are correct.
E
You might also like to view...
Sphaerotilus and Leptothrix are examples of
A. purple sulfur bacteria. B. Enterobacteriaceae. C. sheathed bacteria. D. green nonsulfur bacteria.
Cells undergo exocytosis ____
a. to pump protons down a concentration gradient b. when replicating c. to secrete protein and wastes from the cell d. to ingest nutrients e. as a means of cellular protection
Which of these is NOT a direct factor that controls biotic potential?
A. The age at which reproduction generally begins B. The resources available for each individual C. Reproductive rate D. Predators and pathogens E. Genetic mutations
Determine the order of the processes occurring as a protein travels through the endomembrane system.____ Transportation to the Golgi.____ Movement through the cis, medial, and trans regions.____ Pinching of vesicle into the cytoplasm.____ Translation of protein into the Rough ER.____ Attachment of protein to cargo receptors.____Release of the protein out of the cell.
What will be an ideal response?