Many cells, bacteria, and other microorganisms are transparent to visible light and must be stained for microscopic investigation.

Many of these solutions aim to control the Volatile Sulfur Compound ( VSC )- creating anaerobic bacteria that live in the mouth and excrete substances that lead to bad breath and unpleasant mouth taste.

Many bacteria, however, possess mechanisms ( such as siderophores ) for scavenging iron within environmental niches in the human body, and experimental developments of iron chelators, therefore, aim to reduce iron availability specifically to bacterial pathogens.

Many bacteria, such as Vibrio, are monoflagellated and have a single flagellum at one pole of the cell.

Many instances of endosymbiosis are obligate ; that is, either the endosymbiont or the host cannot survive without the other, such as the gutless marine worms of the genus Riftia, which get nutrition from their endosymbiotic bacteria.

Many of the postures massage the lymphatic system and aid in lymphatic drainage, assisting to eliminate infection, bacteria, and toxins.

Many of these symptoms occur when bacteria that normally inhabit the thick mucus grow out of control and cause pneumonia.

Many Fabaceae host bacteria in their roots within structures called root nodules.

Many plant fibers, for example, are indigestible to many herbivores leaving grazer community food webs more nutrient limited than detrital food webs where bacteria are able to access and release the nutrient and energy stores.

Many species of bacteria use quorum sensing to coordinate gene expression according to the density of their local population.

Many bacterial species, including E. coli, an enteric bacterium and model organism for Gram-negative bacteria, produce AI-2.

Many lichens produce secondary compounds, including pigments that reduce harmful amounts of sunlight and powerful toxins that reduce herbivory or kill bacteria.

Many bacteria can be found deep in the mucus, which is continuously secreted by mucus-secreting cells and removed on the luminal side.

Many of the bacteria in the digestive tract, collectively referred to as the gut flora, are able to break down certain nutrients such as carbohydrates that humans otherwise could not digest.

Many biocides are synthetic, but a class of natural biocides, derived from e. g. bacteria and plants, includes brassica oleracea, brassica oleracea gemmifera, and clostridium botulinum bacteria.

Many bacteria can survive adverse conditions such as temperature, desiccation, and antibiotics by endospores, cysts, conidia or states of reduced metabolic activity lacking specialized cellular structures.

Many types of bacteria can cause necrotizing fasciitis ( e. g., Group A streptococcus ( Streptococcus pyogenes ), Staphylococcus aureus, Clostridium perfringens, Bacteroides fragilis, Aeromonas hydrophila ).

Many schools do not allow chewing gum because students often dispose of it inappropriately, or because it might carry diseases / bacteria from other students and is distracting to others in the classroom by smacking.

Many autotrophic bacteria and archaea fix carbon via the reductive acetyl CoA pathway, the 3-hydroxypropionate cycle, or the reverse Krebs cycle.

Many human cell types express them, as do certain bacteria and many other organisms, such as plants for which it is essential for the water transport system.

Many species of bacteria are subject to lysis by the enzyme lysozyme, found in animal saliva, egg white, and other secretions.

Many healthy breastfeeding women wishing to donate breast milk have potentially pathogenic bacteria in their milk but have no symptoms of mastitis.

Many times the groundwater is recycled to allow for continuously flowing water and enhanced bacteria population growth.

Many journals only run for a few numbers and then cease but they often contain information found nowhere else and therefore are valuable sources for philatelists.

Many Socialists, such as Fredrick Engels and Saint-Simon, take the position that the state will change in nature and function in a socialist society ; specifically, the nature of the state would change from one of political rule over people into a scientific administration of the processes of production ; specifically the state would become a coordinating economic entity of inclusive associations rather than a mechanism of class and political control, and in the process, cease to be a state by some definitions.

Many of our ports and waterways would quickly become untraversable, and much of the recreation and tourism made possible by our seashores, lakes, and rivers would slowly diminish and finally cease as beaches eroded, lakes filled in, and rivers changed course.

Many factories and mills were either closed or relocated — forcing workers to seek employment elsewhere and supporting businesses to cease operations.

Many of its full-service stations were built during the last few years of digital transition and therefore were in the position of needing to flash-cut to digital in 2009 or cease operation.

Many torrent trackers have been the target of cease and desist lawsuits from copyright bodies despite the fact that a tracker does not actually host or distribute any copyrighted data itself.

Good service starts with product design and planning: Many products seem to be designed for a production economy, not for a service one.

Many fundamental questions of craftsmanship versus mass production, the relationship of usefulness and beauty, the practical purpose of formal beauty in a commonplace object, and whether or not a single proper form could exist, were argued out among its 1, 870 members ( by 1914 ).

Many departments offer honors programs requiring students seeking that distinction to engage in " independent, sustained work ," culminating in the production of a thesis.

Many governments around the world provide subsidies to offset the high cost and make their production economically feasible.

Many of its practitioners have added various further factors of production ( see below ).

Many public utilities, including the national telecommunications company Matáv, the national oil and gas conglomerate MOL Group, and electricity supply and production companies were privatized as well.

Many classicists hold that this reform must have involved the production of a canonical written text.

Many beautiful and exotic hardwoods are employed in the manufacture of custom and some production knives.

Many years of development and prototyping led to the company's first street-legal production car delivery in 2002.

Many peasants were attracted to collectivization by the idea that they would be able to afford tractors to generate increased production.

Many people mistake him for the creator of the original anime movie, but he had no major role in its production.

Many microbes are used for commercial and industrial production of chemicals, enzymes and other bioactive molecules.

Many of the police officers and border guards who were approached for interviews by the One Day in September production team were threatened with the loss of their pension rights if they talked for the film.

Many standard IC op-amps cost only a few cents in moderate production volume ; however some integrated or hybrid operational amplifiers with special performance specifications may cost over $ 100 US in small quantities.

Many production languages provide means to bypass or subvert the type system ( see casting ).

Many production racing categories are based on particular makes of cars.

Many other fields in the production engineering and design engineering and heavy industrial have project managers.

Many film scholars and buffs argue that the aesthetic quality of cinema decreased for several years until directors, actors, and production staff adapted to the new " talkies ".

Many nations currently have moratoria on either ES cell research or the production of new ES cell lines.

Many nations are taking direct steps to protect the ecology of the taiga by prohibiting logging, mining, oil and gas production, and other forms of development.

Many types of yeasts are used for making many foods: baker's yeast in bread production ; brewer's yeast in beer fermentation ; yeast in wine fermentation and for xylitol production.

) Many older Sousaphones were pitched in the key of E ♭ but current production of Sousaphones in that key is somewhat limited.

Many communities were assigned production of a single commodity — steel.