Microbiology Concepts

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What are microbes?

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Microbes, also called microorganisms, are minute living things that individually are usually too small to be seen with the unaided eye.

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What are bacteria?

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Bacteria are single-celled, microscopic organisms that belong to the domain Bacteria. Bacteria are prokaryotes, meaning they lack a nucleus and other membrane-bound organelles.

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What is a virus?

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A virus is a tiny particle and a type of microorganism. It has no cellular structure and is composed of nucleic acid (DNA or RNA) and a protein coat. It must parasitize within a host cell to replicate and proliferate.

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What is bacteriology?

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Bacteriology is a branch of microbiology that studies bacteria. It encompasses a wide range of research on the various aspects of bacteria and their interactions with their environments.

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What is virology?

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Virology is the branch of microbiology that studies viruses. It focuses on investigating the structure, function, replication, evolution, classification, interaction with hosts, pathogenesis, and other aspects of viruses.

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What is immunology?

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Immunology is a biomedical science that studies the immune system, immunity, and the ability of the body to defend against disease.

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What is mycology?

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Mycology is the study that focuses on fungi. It is the scientific field dedicated to investigating and understanding the various aspects of fungi, including their classification, morphology, physiology, ecology, genetics, and their relationships with other organisms and the environment.

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What is parasitology?

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Parasitology is the scientific study of parasites. It is a branch of biology that focuses on parasites, which are organisms that live on or in another organism (the host) and obtain nutrients at the expense of the host.

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What are infectious diseases?

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Infectious diseases refer to a category of illnesses caused by various pathogens (such as bacteria, viruses, rickettsiae, spirochetes, parasites, etc.) that can be transmitted between humans, animals, or from animals to humans.

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What are reemerging infections?

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Reemerging infections refer to infectious diseases that were previously controlled or eliminated but have reappeared, often due to changes in human behavior, environmental factors, or the evolution of the pathogen itself.