Exam 4: Biology of the Cell

Which of the following shows the correct sequence of mitosis?

When a cell is dividing, the genetic material is in the compact form of ________.

A membrane that is able to regulate the movement of materials in and out of the cell is described as being ________. (2 words)

Transmission electron microscopy (TEM) uses an electron beam to create an image for viewing.

Another name for the intracellular fluid is

These junctions hold adjacent cells together and provide resistance to mechanical stress.

Most cells in the human body are between 1 μm and 100 μm in diameter.

Over time, diffusion results in the even distribution of a substance throughout an area.

Ribosomes that are attached to the RER are called "free ribosomes."

When a cell is placed in a solution with a very low solute concentration, water diffuses into the cell. Such a solution is called a(n) ________ solution.

Nuclear ________ are open passageways that penetrate fused regions of the double membrane of the nuclear envelope.

Which is not considered part of the cytoplasm?

What unit of measurement is often used to measure cell size?

Which is an active transport process?

Lysosomes contain enzymes that prepare the vesicles that will be used by the Golgi apparatus to package its secretory products.

One example of a membrane-bound organelle is a ribosome.

The replication of a DNA molecule during interphase occurs during the

________ are barrel-shaped, protein-digesting organelles in both the nucleus and the cytoplasm.

A single mRNA molecule can be read by more than one ribosome simultaneously.

Which is not characteristic of a cell undergoing apoptosis?