Exam 4: Characteristics of Prokaryotic and Eukaryotic Cells

When the fluid within a cell has a higher concentration of dissolved substances than the fluid surrounding the cell,we say the fluid surrounding the cell is _____.

Eukaryotic cells add rigidity to their plasma membrane by including what component in the membrane?

Which of the following is not a common bacterial shape?

The shape of a bacterial cell is determined (and maintained)by the _____.

This structure can be Gram positive or Gram negative.

Which of the following statements about cell walls is false?

Coccus-shaped cells which divide along two planes will produce cells arranged into _____.

Genetic information in bacteria is:

The outer (cell)membrane component of the cell wall _____.

The fluid-mosaic model describes the structure of _____.

Extrachromosomal DNA in prokaryotic cells can be found in the form of _____.

Three bags,permeable to water but not salt,are placed in beakers containing an isotonic,hypotonic and hypertonic solution. Describe how you could determine which beaker was which. If the bag were a cell what would happen to it if it was placed in each beaker.

This type of cell is a _____.

Endospores are usually induced to form when:

The periplasmic space is found _____.

Bacteria with flagella all over their surface are said to be:

Penicillin controls the growth of bacteria by _____.

Endocytosis:

Which of the following is true about bacteria?

Prokaryotic cells divide by _____.