Exam 4: Eukaryotic Cell Structure and Function

A filamentous organelle comprised of tubulins with a diameter of 25 nm is called

Stacks of cisternae in the Golgi apparatus are referred to as

The organelle responsible for harvesting light as an energy source for photosynthesis is the

Coated pits containing clathrin do not permit concentration of ingested macromolecules prior to endocytosis.

An organism with two copies of each chromosome is said to be

Construction of flagella and/or cilia is directed by the

The process by which a cell imports large particles by enclosing them in vesicles pinched off from the plasma membrane is called

The genetic code is expressed differently in bacterial and archaeal cells than in eukaryotic cells.

Lysosomes maintain an acidic environment by actively pumping protons into their interior.

The major difference between the vacuoles of eukaryotes and the inclusion bodies of prokaryotes is that the former are membrane-bound whereas the latter are not.

Protein filaments with a diameter of 4-7 nm that play a role in cell movement and shape change are called

Ribosomes synthesizing proteins that are to be excreted are located on the __________.

The plasma membrane of eukaryotes contains all of the following except

Eukaryotic ribosomes may be free in the cytoplasm or attached to the __________ __________.

Which of the following parts of the Golgi complex receives materials from the ER?

The endoplasmic reticulum is composed of flattened sacs called

The major site of cell membrane synthesis is the

Microdomains in eukaryotic plasma membranes can participate in

Cilia beat with two distinctive phases. With the __________ stroke, they stroke like an oar, thereby propelling the organism through the water. With the __________ stroke, cilia bend along their length while they are pulled forward.

Which of the following is a function of the mitochondrion?