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Search Results for: organism

Organism

An organism refers to a living thing that has an organized structure, can react to stimuli, reproduce, grow, adapt, and... Read More

Fragmentation

Fragmentation Definition What is fragmentation? In general, fragmentation refers to the state or the process of breaking... Read More

Phenotype

Phenotype refers to the observable characteristics of an organism as a multifactorial consequence of genetic traits and... 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

Fastidious organism

Definition ‘’noun, plural: fastidious organisms‘’ An organism that has complex nutritional requirements. Usage The... Read More

Unicellular

Unicellular organisms are organisms consisting of one cell only that performs all vital functions including metabolism,... Read More

Vector

Vector Definition When one thinks of vectors one may think of many different things. This is because a vector can be... Read More

Parasitism

Organisms depend on different sources of food to survive. Larger organisms like plants make their own food (autotrophs) and... Read More

Natural selection

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

Hermaphrodite

We all know that typically living organisms are divided into two main categories of sex-based on their biological structure.... Read More

Macroorganism

Definition noun, plural: macroorganisms Any macroscopic organism. Supplement Macroorganisms are large enough to be seen by... Read More

Microorganism

Definition noun, plural: microorganisms An organism that is microscopic or submicroscopic, which means it is too small to... Read More

Growth

Growth Definition What is growth in biology? Growth is the irreversible increase of an organism’s size over a given... Read More

Asexual reproduction

Asexual Reproduction Definition What is asexual reproduction? Asexual reproduction is a mode of reproduction that does not... Read More

Lethal mutation

Lethal Mutation Definition Genetic mutations come from changes in the DNA structure or sequencing in an organism. Often... Read More

Chimera

When we learned about the basic genetics of biological life, we came to know that almost all the cells of an individual have... Read More

Characteristic

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

Organization

Organization Definition The meaning of the term "organization" is very simple. It means the state wherein things are... Read More

Traits

Traits Definition "Trait" is a rather well-known word in the English language. What does trait mean? A trait is defined... Read More

Environment

Environment Definition What does environment mean? If you mean physical environment, then it is defined as the surrounding... Read More

Mutualistic symbiosis

Mutualistic Symbiosis Definition In order to understand what a mutualistic symbiotic relationship means, we will break down... Read More

Animal Water Regulation

Homeostatic control, a set environment, and how evolution and natural selection drives a species to adapt to its environment... Read More

Meiosis and Alternation of Generations

Review of Mitosis: Cell Cycle The cell cycle contains the process in which cells are either dividing or in between... Read More

Transgenic organisms

A transgenic organism contains a gene or genes which have been artificially inserted instead of the organism aquiring them... Read More

Degenerate

Degenerate means to become worse or less of its kind or former state. In biology, it means an entity performs the same... Read More

Host cell

Host Cells Definition What is a host cell? A host cell is a living cell that serves as a shelter and a food source to the... Read More

Aerotolerant

Aerotolerant Definition The term "aerotolerant" pertains to an organism that does not require oxygen for growth but can... Read More

Living things

Living Things Definition A living thing pertains to any organism or a life form that possesses or shows the characteristics... Read More

Chemotropism

Definition noun Growth or movement response of a cell or an organism to chemicals Supplement In general, tropism is an... Read More

Predation

In ecology, predation is a mechanism of population control. Thus, when the number of predators is scarce the number of... Read More

BIOACCUMULATION

Bioaccumulation - a general term for the accumulation of substances, such as pesticides (ddt is an example), methylmercury,... Read More

Imprinting

What does imprinting mean? Have you watched the TV cartoon show “Tom and Jerry” with an episode of a duck and its... Read More

Genetic material

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

Transgenic

Definition adjective Of, pertaining to, or relating to an organism that has genes from another organism put into its genome... Read More

Hydrotropism

Definition noun Growth or movement response of a cell or an organism to moisture or water Supplement In general, tropism is... Read More

Incomplete dominance

Incomplete Dominance Definition After Gregor Mendel discovered inheritance laws, the term ''incomplete dominance'' was... Read More

Genotype

Genotype Definition Genotype is the genetic makeup of an individual cell or organism that determines or contributes to its... Read More

Transgene

Definition noun, plural: transgenes A segment of DNA from one organism introduced into the genome of another organism (from... Read More

Phototropism

Definition noun, plural: photoropisms Growth or movement response of a cell or an organism to light Supplement In general,... Read More

Thermotropism

Definition noun, plural: photoropisms Movement or growth response of a cell or an organism to heat or changes in temperature... Read More