a. Escheria coli b. Thermophillus pyrodium c. Entero bacillum d. Halophile didicus. 14. Which of the following statements accurately describes the difference between the way bacteria cause diseases and the way that viruses cause diseases? a. Both bacteria and viruses use host cells to reproduce, but viruses kill the host cell immediately, while ...
Bacteria b. Fungi c. Parasites d. All of the above 2. Which of the following is a way the. Test Prep.docx - Test Prep 1. Which of these are pathogens... School Alabama A&M University; Course Title BIO MICROBIOLO; Uploaded By JusticeCrownHawk99. ... Course Hero is not sponsored or endorsed by any college or university. ...
Which of the following is a characteristic of bacteria that grow in a biofilm? a. Only Gram-positive bacteria produce biofilms. b. Bacteria in biofilms are resistant to destruction. c. Individual cells in the biofilm are actively motile. d. Biofilms contain only a single type of bacterium.
Which of the following statements accurately describes the difference between the way bacteria cause diseases and the way that viruses cause diseases ? a. Both bacteria and viruses use host cells to reproduce , but viruses kill the host cell immediately , while bacteria maintain life within the host cell indefinitely .
The most influential bacteria for life on Earth are found in the soil, sediments and seas. Well known functions of these are to provide nutrients like nitrogen and phosphorus to plants as well as producing growth hormones. By decomposing dead organic matter, they contribute to soil structure and the cycles of nature.
Bacteria are microscopic, single-celled organisms that exist in their millions, in every environment, both inside and outside other organisms. Some bacteria are harmful, but most serve a useful purpose. They support many forms of life, both plant and animal, and they are used in industrial and medicinal processes.
Similar to bacteria, archaea do not have interior membranes but both have a cell wall and use flagella to swim. Archaea differ in the fact that their cell wall does not contain peptidoglycan and cell membrane uses ether linked lipids as opposed to ester linked lipids in bacteria.
Prokaryotes (domains Archaea and Bacteria) are single-celled organisms that lack a nucleus. They have a single piece of circular DNA in the nucleoid area of the cell. Most prokaryotes have a cell wall that lies outside the boundary of the plasma membrane.
Actually, many of these organisms are very important to our survival. Bacteria help many animals to digest food, they help trees grow, and they are important in the recycling of nutrients in the environment. They are also used in biotechnology applications to produce everything from food to energy to clean water.Jul 24, 2014
Decomposing bacteria and fungi are described as saprophytic because of the way they break down dead organic matter. Saprophytic nutrition involves: Bacteria/fungi secreting enzymes out of their cells into the soil or dead organism. The enzymes digest the organic material.
Archaea are unlike bacteria in that they never have peptidoglycan in their cell walls, their cell membranes contain lipids of unique composition (glycerol molecules are mirror images of those found in other cells, and form ether linkages to isoprenoid side chains), and their 16S ribosomal- RNA nucleotide sequences are ...
Archea have three RNA polymerases like eukaryotes, but bacteria have only one. Archaea have cell walls that lack peptidoglycan and have membranes that enclose lipids with hydrocarbons rather than fatty acids (not a bilayer).
Archaea and bacteria have generally similar cell structure, but cell composition and organization set the archaea apart. Like bacteria, archaea lack interior membranes and organelles. Like bacteria, the cell membranes of archaea are usually bounded by a cell wall and they swim using one or more flagella.
Bacteria lack a membrane-bound nucleus and other internal structures and are therefore ranked among the unicellular life-forms called prokaryotes.
prokaryotic cellBacteria. Bacteria are microorganisms made up of a single prokaryotic cell. There are two general categories of cells: prokaryotic and eukaryotic. Sometimes, organisms are referred to as prokaryotes or eukaryotes, based on the type of cell(s) that compose them.
Answer and Explanation: Bacteria are classified as prokaryotes because they lack a nucleus and membrane-bound organelles. All bacteria are prokaryotes, and while they may... See full answer below.