Exam 2: The Celt Basic Unit of Structure and Function

Which is not characteristic of a cell undergoing apoptosis?

The last part of interphase is called

The duplicated chromosome that appears during prophase consists of two genetically identical structures called sister ________________.

Proteins that assist the movement of a substance across the membrane are called _____ proteins.

Identify the organelle that provides enzymes for autolysis.

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

If the inside of a cell has a net negative charge,a negative ion outside the membrane is more likely to be attracted to the intracellular environment.

Which is not a membrane-bound organelle?

Cancers are more prevalent in the elderly because the mechanism of cell division becomes faultier with age.

Fibroblast cells form protein fibers that function to attach structures together.

In order to process digested nutrients and detoxify chemical agents such as drugs and alcohol,the ______ contains abundant amounts of smooth ER.

Proteins that are embedded within and extend across the phospholipid bilayer are called _____ proteins.

The first "R" in RER stands for _______________.

Removal of old organelles is via a process called

The _____________ proteins are those that are not embedded in the membrane lipid bilayer but are attached loosely to its external and internal surfaces.

Some muscle and nerve cells in humans may approach a meter in length.

The building blocks that form the DNA double helix are called

The organelles responsible for organizing microtubules that are a part of the mitotic spindle are called

_____________ is the general term for all cellular contents located between the plasma membrane and the nucleus.