micro organism: (singular: bacterium) Single-celled organisms. These dwell almost in every single place on Earth, from the underside of the ocean to inside different residing organisms (equivalent to crops and animals). Micro organism are one of many three domains of life on Earth.

cell: (in biology) The smallest structural and practical unit of an organism. Sometimes too small to see with the unaided eye, it consists of a watery fluid surrounded by a membrane or wall. Relying on their dimension, animals are fabricated from wherever from 1000’s to trillions of cells. Most organisms, equivalent to yeasts, molds, micro organism and a few algae, are composed of just one cell.

colleague: Somebody who works with one other; a co-worker or group member.

protection: (in biology) A pure protecting motion taken or chemical response that happens when a species confronts predators or brokers which may hurt it. (adj. defensive)

entomologist: A biologist who specializes within the examine of bugs. A paleoentomologist research historic bugs, primarily by their fossils.

issue: One thing that performs a task in a selected situation or occasion; a contributor.

gene: (adj. genetic) A section of DNA that codes, or holds directions, for a cell’s manufacturing of a protein. Offspring inherit genes from their dad and mom. Genes affect how an organism appears to be like and behaves.

genetic: Having to do with chromosomes, DNA and the genes contained inside DNA. The sector of science coping with these organic directions is named genetics. Individuals who work on this subject are geneticists.

germ: Anyone-celled microorganism, equivalent to a bacterium or fungal species, or a virus particle. Some germs trigger illness. Others can promote the well being of extra advanced organisms, together with birds and mammals. The well being results of most germs, nonetheless, stay unknown.

gland: A cell, a bunch of cells or an organ that produces and discharges a substance (or “secretion”) to be used elsewhere within the physique or in a physique cavity, or for elimination from the physique.

infect: (n. an infection) To unfold a illness from one organism to a different. This often includes introducing some kind of disease-causing germ to a person.

Lyme illness: A illness attributable to the bacterium Borrelia burgdorferi. It may be carried by blacklegged ticks and might be unfold to individuals by their chew. Signs can embody headache, fever, a bullseye-shaped pores and skin rash and being very drained. If it’s not handled early with antibiotics, the an infection can transfer into coronary heart, joints and nervous system.

nervous system: The community of nerve cells and fibers that transmits alerts between components of the physique.

protein: A compound created from a number of lengthy chains of amino acids. Proteins are an important a part of all residing organisms. They type the premise of residing cells, muscle and tissues; in addition they do the work inside cells. Antibodies, hemoglobin and enzymes are all examples of proteins. Medicines steadily work by latching onto proteins.

threat: The prospect or mathematical chance that some unhealthy factor may occur. As an illustration, publicity to radiation poses a threat of most cancers. Or the hazard — or peril — itself. (As an illustration: Amongst most cancers dangers that the individuals confronted had been radiation and consuming water tainted with arsenic.)

know-how: The applying of scientific information for sensible functions, particularly in trade — or the units, processes and programs that outcome from these efforts.

tick: A small eight-legged blood-sucking arthropod, associated to spiders and mites. Though they seem like bugs, these are usually not bugs. They connect themselves to the pores and skin of their host and feed on their blood. Within the course of, they could unfold any germs which may have been current within the blood of an earlier host.


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