Exam 3: The Cellular Level of Organization

Which of the following terms is not used to define the structure that separates the contents of a human cell from its surrounding medium?

During this phase of cell division, the chromosomes uncoil, the nuclear membrane forms, and cytokinesis occurs.

Which of following properties of microtubules is true?

Which of the following consists of a network of intracellular membranes with attached ribosomes?

Figure 3- 1 The Plasmalemma Use Figure 3- 1 to answer the following questions): -Which structure has a "gate" to control transport?

Figure 3- 2 The Anatomy of a Representative Cell Use Figure 3- 2 to answer the following questions): -Synthesis of carbohydrates and lipids occurs in the structure labeled

Generally, cells with a very brief interphase and lacking a G0 phase

The potential difference across the cell membrane is due to the separation of

Endocytosis is

Recognition keeps the immune response from attacking ______ , while still enabling it to recognize and destroy invading pathogens.

Which phase of the cell cycle has the most variable duration?

Chromosomes consist of ____ and_____ .

A solution that contains a lower osmotic pressure than the cytoplasm of a cell is called

Most of a cell's DNA is located in its

Diffusion of a substance across the cell membrane is influenced by all of the following, except

Ribosomes are composed of protein and _____

The plasmalemma includes

Each of the following is an example of a nonmembranous organelle, except

Figure 3- 1 The Plasmalemma Use Figure 3- 1 to answer the following questions): -Which structure is water most likely to pass through?

Specific proteins are manufactured through the interaction of ____ and_____ .