Microbiology

Which of the following genera include bacteria with stalks?

An appendage that is an extension of the bacterial cell wall and plasma membrane is a(n)______.

An organism that uses methane or methanol as its sole carbon and energy source is called a ______.

Species of the genus Hyphomicrobium are budding bacteria that attach to solid objects and are ______.

Rickettsias are not ______.

Members of the genus Rhizobium

The process of conversion of ammonia to nitrate is referred to as _______.

Most of the oligotrophic proteobacteria are found in the _______.

Which of the following best describes the photosynthetic membranes of the purple nonsulfur bacteria?

Which of the following genera grow symbiotically within root nodules of legumes as nitrogen-fixing bacteroids?

Which of the following is true of Agrobacterium tumefaciens?

The class of proteobacteria that may be incorporated into the gamma proteobacteria is the ______.

The purple nonsulfur bacteria

Rickettsia species are unable to use glucose as a carbon and energy source,but can use glutamate or succinate.

The stalk of Caulobacter increases in the surface area of the cell,which facilitates absorption of nutrients from nutrient poor environments.

Although discussed with the bacteria,Rickettsias are small obligate intracellular parasites and are therefore more properly classified as viruses.

Caulobacter is a genus of bacteria with a unique cell division cycle that yields two morphologically distinct cell types.

Rickettsias enter host cells by inducing ______.

Members of the genus Rhizobium,when growing symbiotically within root nodule cells,are referred to as ______.

A ______ is a hollow tubelike structure that surrounds a chain of cells.