34 results found

Search Results for: antibiotic

The consequences of antibiotic use in horticulture

Leading articles Frederick R. Falkiner* Department of Clinical Microbiology, Trinity College, Dublin; Central Pathology... Read More

Antibiotic

Definition noun, plural: antibiotics Antimicrobial agent made from microorganisms, and can kill and inhibit the growth of... Read More

Bacteria

Bacteria Definition What are bacteria? What is the definition of bacteria in biology? Bacteria are defined as organisms... Read More

Bolus injection

Definition noun The injection of drug in a bolus, i.e. a large volume, at once Supplement A bolus injection is the... Read More

Microbe

Microbe Definition What is a microbe? How do we define microbes?  Microbes refer to microorganisms that cannot be seen by... Read More

Transposon

Definition noun, plural: transposons A small segment of DNA that is capable of replicating and inserting copies of DNA at... Read More

Multiple alleles

Alleles are the pairs of genes occupying a specific spot called locus on a chromosome. Typically, there are only two alleles... Read More

Opportunistic pathogen

Opportunistic Pathogen Definition How do we define opportunistic pathogen? The opportunistic pathogen is an infectious... Read More

Physiological adaptation

If we look over evolutionary history, we find that it’s neither the most genius and intelligent nor the strongest and the... Read More

CRISPR DIY – biohacking genes at home

Have you ever thought of changing yourself for the better -- genetically-speaking? Lately, CRISPR company has been selling a... Read More

Symbiosis

Symbiosis Definition What is symbiosis? Symbiosis can be defined as any kind of relationship or interaction between two... Read More

Coccidia

Coccidia (singular: coccidium) are sporozoans that live as parasites of the digestive tracts of certain animals. The... Read More

Octose

Definition noun, plural: octoses An eight -carbon monosaccharide or sugar Supplement Monosaccharides are the simplest form... Read More

Diarrhea

Definition noun An abnormally frequent discharge of a loose, watery stool Supplement Diarrhea pertains to the abnormally... Read More

Genome

Genome Definition What is a genome? As defined in biology, a genome is a complete set of deoxyribonucleic acid (DNA) within... Read More

Brevibacillus brevis

Definition noun A motile aerobic ellipsoidal spore forming rod organisms involved in gramicidin production an antimicrobial... Read More

Gram-positive bacilli

Definition noun, singular: gram-positive bacillus A group of rod-shaped bacterial cells that appears violet through Gram's... Read More

Gram-positive bacteria

Definition noun, singular: gram-positive bacterium A group of bacterial cells that retains the violet colour following ... Read More

Enterococcus faecalis

Definition Non-motile, gram-positive, facultatively anaerobic, microbial species that normally dwells in the... Read More

Fastidious

Fastidious Definition We can define fastidious as a term used in microbiology to denote a species that lacks the ability to... Read More

Transposition

Definition noun, plural: transpositions (genetics) The transfer of a segment of DNA from one site to another of a... Read More

Marker gene

Definition noun, plural: marker genes (genetics) A gene with known physical location, easily detectable phenotype, and whose... Read More

Gene transfer

Definition noun, plural: gene transfers The transfer of genes between organisms Supplement Gene transfer pertains to the... Read More

Metabolite

Definition noun, plural: metabolites A substance that is a product of metabolic action or that is involved in a metabolic... Read More

Eubacteria

Eubacteria are prokaryotic microorganisms consisting of a single cell lacking a nucleus and containing DNA is a single... Read More

Broad spectrum

Broad spectrum (Science: pharmacology) Often used to describe an antibiotic that is effective against a wide range of... Read More

Drug

Definition noun, plural: drugs (1) Any chemical substance administered for therapeutic purposes, diagnosis, prevention of... Read More

Conjugation

Definition noun, plural: conjugations (biology) (1) The process whereby two ciliates come together in a temporary fusion to... Read More

Replica plating

replica plating (Science: technique) technique for testing the genetic characteristics of bacterial colonies. A dilute... Read More

Organic compound

Organic Compound Definition An organic compound is a compound that, in general, contains carbon covalently bound to other... Read More

Genetic material

Genetic Material Definition What is genetic material? Genetic material is the hereditary substance in the cell. It carries... Read More

Transport

In biology, transport refers to the act or the means by which a molecule or ion is moved across the cell membrane or via the... Read More

Resolvase

Definition noun, plural: resolvases Site-specific recombinase known for its function which is to repress... Read More

Zone of inhibition

Definition noun (microbiology) The clear region around the paper disc saturated with an antimicrobial agent on the agar... Read More