113 results found

Search Results for: acquired

Naturally acquired passive immunity

Definition noun A passive immunity that is acquired by the fetus or newborn through its mother, and typically lasts the... Read More

Naturally acquired active immunity

Definition noun An active immunity acquired by experiencing and having recovered from a disease. Supplement Active immunity... Read More

Acquired

Acquired in medicine, the word acquired means new or added. New in the sense that it is not genetic (inherited) and added in... Read More

Acquired sensitivity

Acquired sensitivity --> allergy 1. (Science: immunology) a state of hypersensitivity induced by exposure to a particular... Read More

Passive immunity

Definition noun A type of immunity acquired by the transfer of antibody from one individual to another, such as from mother... Read More

Hypertrichosis

Definition noun, plural: hypertrichoses An atypical hair growth in excess over the body Supplement Trichosis is an archaic... Read More

Natural passive immunity

Definition noun A passive immunity acquired by the fetus or newborn from the mother via the placental transfer of antibodies... Read More

Passive and Active Types of Immunity

The previous tutorial investigated the role of white blood cells in phagocytosis. White blood cells are also responsible... Read More

Artificial passive immunity

Definition noun A passive immunity acquired by means of injection of serum containing antibodies to an individual who may... Read More

Allopatric speciation

We can define speciation as a process by which the novel genetically independent group of organisms are formed through the... Read More

Natural selection

Natural Selection Definition What is natural selection in biology? Natural selection is defined as a process in nature... Read More

Characteristic

Characteristics Definition We can define characteristics as qualities or features that describe the distinctive nature or... Read More

Acquired trait

a phenotypic/ physical feature that is influenced by environmental factors and not inherited to next... Read More

Biotic factor

Biotic Factor Definition Biotic factors (also known as biotic components) are the living component in an ecosystem. The... Read More

Gamete

Definition of Gamete What is a gamete? A gamete is the mature reproductive or sex cell that contains a haploid number of... Read More

Tetrapod

Definition noun, plural: tetropods A vertebrate with four limbs or leg-like appendages Supplement Tetrapods pertain to the... Read More

Bacteria

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

Lamarckian theory

Definition noun An evolutionary theory holding that acquired or learned traits can be passed on from parents to... Read More

Why Non-Human Primates Don’t Speak Like Humans

Summary: Why are non-human primates unable to speak like humans? A widely-accepted theory associated it with their lack of... Read More

Innate

Innate 1. Inborn; native; natural; as, innate vigor; innate eloquence. 2. (Science: psychology) Originating in, or derived... Read More

Pathogenicity

Definition noun, plural: pathogenicities The capability (of a pathogenic agent) to cause disease Supplement Pathogenicity... Read More

The biology of how the brain forgets

Our brain tends to forget things that we wish we would always remember. And yet, it cannot forget certain things we wish... Read More

Myocardium

Myocardium Definition What is the myocardium of the heart?  It is the muscular middle layer of the heart that is... Read More

Spermatogenesis

Spermatogenesis Definition Spermatogenesis is the biological process of producing sperm cells. It occurs in the male gonad... Read More

Protist

Protist Definition What is a protist? All protists are eukaryotes, i.e. organisms with a nucleus. However, they are... Read More

Carotenoid

Definition noun, plural: carotenoids (botany) Any of the pigment molecules, typically yellow, red, and orange, that interact... Read More

Branches of biology

Branches of Biology Biology, the scientific study of life, includes several relevant branches. Below is a list of major... Read More

Cell differentiation

Definition noun The normal process by which a less specialized cell develops or matures to possess a more distinct form... Read More

Family traits

When one thinks of family, they often think of persons who are blood-related to each other as parents to their children and... Read More

Dominance

Definition noun (general) The state of being dominant; supremacy (genetics) The property of a gene (or allele) when it... Read More

Sexually transmitted disease

Definition noun, plural: sexually transmitted diseases (pathology) A disease that is primarily contracted through sexual... Read More

Local immunity

Local immunity a natural or acquired immunity to certain infectious agents, as manifested by an organ or a tissue, as a... Read More

Behaviour reflex

Behaviour reflex --> conditioned reflex a reflex that is gradually developed by training and association through the... Read More

Codon

What does codon mean? A codon, in biology, is the basic genetic unit of life that acts as the template for the amino acid... Read More

Immunodeficiency

Immunodeficiency Inabillity to mount a normal immune response. Immunodeficiency can be due to a genetic disease or acquired... Read More

Symbiosis

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

Ribosome

A biological cell is composed of many components called organelles. These organelles serve their specific purposes to make... Read More

Jumps

Jump 1. To pass by a spring or leap; to overleap; as, to jump a stream. 2. To cause to jump; as, he jumped his horse across... Read More

The consequences of antibiotic use in horticulture

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

Natural active immunity

Definition noun An active immunity acquired by experiencing and having recovered from a disease. Supplement Active immunity... Read More