Exam 3: Cell Structure and Function

Which cellular structure is responsible for packaging materials with the cell?

In a person with a mitochondrial disease such that mitochondria do not produce enough energy for the cell,which organs would likely be most affected?

Tissues that produce large amounts of secretions,such as the gastric glands of the stomach,contain cells with large numbers of

Since plant cells do not have centrioles,they cannot be required for all organisms to conduct mitosis and meiosis.

If the chloroplast is the result of endosymbiosis,what membrane of the chloroplast represents the plasma membrane of the original prokaryote?

Which of the following is not true concerning the cell theory?

According to cell theory

When viewed through a microscope,one characteristic of living cells is that their internal structures move.What organelles are most directly responsible for this motion we see?

An agent would make a good antibiotic if it affected a structure or process only found in bacterial cells and not in our (eukaryotic)cells.Which of the following actions would theoretically make a good antibiotic?

If a cell lacked ribosomes,it would NOT be able to

Because plants evolved from bacterial ancestors,the primary plant cell wall and the bacterial cell wall are both composed of peptidoglycan.

Which of these is mismatched?

Which organelle primarily functions to package or regulate the production of H₂O₂?

List the key differences between archaea and bacteria.

Proteins are processed and modified in the interior of the

According to the endosymbiotic theory,eukaryotes became the mitochondria and chloroplasts found in prokaryotic cells.

The failure of which organelle during development can result in a child being born with webbed toes?

Actin filaments,intermediate filaments,and microtubules are all similar in that each is composed of a single type of protein.

Which is NOT a correct association of cell organelles and structure?

Which of the following events would increase the cell's ability to exchange materials across the membrane?