For each of the following sentences, fill in the blanks with…

For each of the following sentences, fill in the blanks with the best word or phrase selected from the list below. Not all words or phrases will be used; use each word or phrase only once. Microtubules are formed of tubulin . Tubulin subunits are stacked together into protofilaments. Thirteen protofilaments form the structure of a microtubule. The structures of the two ends of the microtubule are .  ring complexes are important for microtubule nucleation and are concentrated in the . A microtubule end that is quickly shrinking has a string of - tubulins. The motor protein generates the bending motion in cilia.

After isolating the rough endoplasmic reticulum from the res…

After isolating the rough endoplasmic reticulum from the rest of the cytoplasm, you purify the RNAs attached to it.  Indicate whether you expect these RNAs to encode the following types of proteins (Indicate Yes or No for each type of the proteins). proteins to be inserted into the mitochondrial membranes  proteins to be inserted into the plasma membrane proteins to be delivered to the golgi apparatus proteins to be delivered to extracellular space

Protein X is a glycosylated transmembrane protein destined f…

Protein X is a glycosylated transmembrane protein destined for the plasma membrane.  As it is transported through the vesicular transport system, which side of the membrane should the glycosylated portion of the protein be? of the ER membrane of the Golgi membrane of the plasma membrane