Image Source: Biologyonline.com Now, we know how to define bacteria and the meaning of bacteria. Before proceeding any further, let’s answer some of the basic questions about bacteria. Question: What is the singular form of bacteria? Answer: Bacterium. Note: the word “bacteria” is the...
A.The Bacteria are a large group of unicellular microorganisms. Typically a few micrometres in length, bacteria have a wide range of shapes, ranging from spheres to rods and spirals. (The name comes from the Greek bakterion, meaning small staff.) Bacteria are ubiquitous in every habitat on ...
bacteria meaning, definition, what is bacteria: very small living things, some of which ...: Learn more.
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Science Courses / Biology for Kids Diseases Caused by Bacteria: Lesson for Kids Cite this lesson Instructor Rachel Torrens View bio Expert Contributor Jolene Chisholm View bio Harmful bacteria can invade your body, and when they do, they usually cause illness. In this lesson, learn about ...
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These bacteria live in sulfur-rich environments that have characteristically low light intensities. They employ a unique antenna complex termed the chlorosome, which comprises BChl c, BChl d, and BChl e. It is the largest known antenna structure in biology, with each chlorosome containing ∼200...
Many of these cells are motile - they can swim by means offlagella(or move in other ways). On this microscopic scale water behaves as a very viscous treacle-like substance, it has a low Reynold's number, Re (seebiorheology), meaning ...
In gram-positive bacteria the cell wall is composed mainly of a thick peptidoglycan meshwork interwoven with other polymers called teichoic acids (from the Greek wordteichos, meaning “wall”) and some proteins or lipids. In contrast, gram-negative bacteria have a complex cell wall that is compo...
Viruses are acellular, meaning they are entities that do not have a cellular structure. Viruses may use either DNA or RNA. DNA viruses cause human diseases, such as chickenpox, herpes, and hepatitis B. RNA viruses mutate more rapidly and can cause human diseases, such as hepatitis C, measles...