Exam 4: A Survey of Prokaryotic Cells and Microorganisms

If during the Gram stain procedure, the bacterial cells were viewed immediately after crystal violet was applied, gram-positive cells would be purple but gram-negative cells would be colorless.

Peptidoglycan is a unique macromolecule found in bacterial

The bacterial chromosome

The term diplococci refers to an irregular cluster of spherical bacterial cells.

An important indicator of evolutionary relatedness is the

Compare the following: bacterial species, bacterial strain, and bacterial type.Explain the relationship and development of strains and types to a species.

All of the following are correct about a slime layer, except6_21_2016_QC_CS-54137

A microoganism has been described to you as living in hot acidic habitats in the waste piles of coal mines that regularly sustain a pH of 1 and a temperature of nearly 60^°C.Which type of organism do you immediately assume it is?

Discuss the difference between Bacillus and bacilli, and the difference between Streptococcus and streptococci.

Bacterial cells could have any of the following appendages, except

Endospores of certain bacterial species can enter tissues in the human body, germinate, and cause an infectious disease.

Which of the following represents size relationships from smallest to largest?

In bacteria such as members of the Bacillus and Clostridium genera, nutrient depletion is likely to result in

When a rod-shaped bacteria is short and plump, it is called a

In the Gram stain, the mordant is

Cells form a _____ arrangement when cells in a chain snap back upon each other forming a row of cells oriented side by side.

All of the following structures contribute to the ability of pathogenic bacteria to cause disease, except

Bacteria and Archaea can be differentiated from one another by the

The region between the bacterial cell membrane and the cell wall is called the outer membrane.

Compare and contrast the cyanobacteria to the green and purple sulfur bacteria with regard to: a) habitat, b) photosynthesis properties, c) cell properties, and d) impact and importance to the environment.