Exam 4: Cells

Plant cells grow primarily by increasing ____.

A eukaryotic chromosome is composed of ____.

Microfilaments are assembled from ____.

If prokaryotic cells do not have mitochondria, in which cellular region is cellular energy produced?

Which type of microscopy utilizes lasers that scan across a fluorescently-stained specimen and a computer that focuses the light to give sharp 3D images?

Which methodology was used by researchers to identify the nuclear localization sequence?

What is a function of prokaryotic common pili?

Tight junctions ____.

A network of protein filaments called ____ lines and reinforces the inner surface of the nuclear envelope in animal cells.

The ____ is/are involved in the synthesis of lipids.

As the total surface area of a cell increases, the surface area/volume ratio decreases .

Explain how the internal structure of a cell isolated from the pancreas (a glandular organ that secretes hormones such as insulin, as well as digestive enzymes) differs from that of a muscle cell.

E. coli is propelled by ____.

Systems cell biologists often work with ____ to develop models of cellular processes that can be refined by experimental validation.

In normal cells, cell adhesion molecules are partially responsible for the cell's ability to ____.

The most commonly used unit for measuring cell size is a ____.

What evolutionary advantage do prokaryotes have over eukaryotes?

Desmosomes are a type of ____.

Which molecules integrate changes outside and inside the cells through communicating changes in the extracellular matrix to the cytoskeleton?

Why are viruses not considered to be living organisms?