Search Results for: mechanism
Feedback mechanism
Feedback Mechanism Definition What is a feedback mechanism? A feedback mechanism is a physiological regulation system in a... Read More
Rolling circle mechanism
rolling circle mechanism (Science: molecular biology) A mechanism of dNA replication in many viral dNAs, in bacterial f... Read More
Photosynthesis
Photosynthesis is a physio-chemical process carried out by photo-auto-lithotrophs by converting light energy into chemical... 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
Positive feedback
Positive Feedback Definition Each mechanism of the body like temperature, blood pressure, and levels of specific nutrients... Read More
Homeostasis
Homeostasis is the tendency not to stray from the range of favorable or ideal internal conditions. Such conditions must be... Read More
Actions of Caffeine in the Brain with Special Reference to Factors That Contribute to Its Widespread Use
IV. Actions of Caffeine on Brain Functions and BehaviorHaving discussed the molecular and neuronal actions of caffeine,... Read More
Physiological Homeostasis
In animals such as ourselves, the internal environment of our bodies must have certain conditions within tolerable limits to... Read More
Interspecific competition
Interspecific Competition Definition In Biology, competition is defined as the process that occurs among species that have... Read More
How cell fixes DNA damage
DNA repair strategies DNA is crucial to life. It carries the fundamental blueprint for the proper functioning of a cell.... Read More
Parthenogenesis
To reproduce, by definition, means to produce new offspring. The process is referred to as reproduction, which is one of the... Read More
Apocrine gland
The human body is a complex assemblage of many different organs, systems, glands, bones, and tissues. Weighing any one over... Read More
Negative feedback
Definition noun (1) A feedback in which the system responds to the perturbation in the opposite direction as the... Read More
Homeostatic Mechanisms and Cellular Communication
Homeostasis is the relatively stable conditions of the internal environment that result from compensatory regulatory... Read More
A Look Into Natural Selection and its Mechanisms
Charles Darwin is credited with outlining the fundamentals of evolution. He was a smart and eager pupil and protégé, and... Read More
Chemiosmosis
Chemiosmosis Definition What is chemiosmosis? In biology, chemiosmosis refers to the process of moving ions (e.g. protons)... Read More
Dehydration reaction
What is dehydration synthesis? A dehydration reaction is a form of biochemical reaction wherein a water molecule is lost or... Read More
Phagocytosis
Phagocytosis Definition Phagocytosis is a basic physiological cellular process wherein a cell ingests a solid particle... Read More
Conspecific
Biodiversity is divided into different hierarchical levels in order to study them in a systematic way. Whether it be a... Read More
Glycolysis
What is Glycolysis and Why is it Important? Glycolysis is a metabolic pathway by which the 6-carbon molecule of glucose is... Read More
Group translocation
Group Translocation Definition Just like your “home” is a private place where you and your comfort are maintained due... Read More
Sympatric speciation
Speciation is a process of evolution through which two different existing populations evolve and a distinct species form. It... Read More
Phosphodiester bond
Phosphodiester Bond Definition Phosphodiester bonds are the backbone of the strands of nucleic acid present in the life... Read More
Pathobiology of allergy and its most severe form, anaphylaxis
When allergy season looms, some people with serious hypersensitivity to allergens tend to be apprehensive of what may come.... Read More
Energy coupling
What is Energy Coupling? Work, whether it be physical or biological, requires energy to be expended. In biological... Read More
Translation
Translation, in general, is the conversion of something into another form, such as a word from one language to another. But... Read More
Conjugation
Conjugation generally means the joining or coming together (union), such as in certain unicellular organisms (some bacteria,... Read More
Absorption
Absorption can be defined as the process of assimilating substances across the intestinal epithelial cells or the tissues... Read More
Hypertonic solution
Hypertonic Solution Definition Hypertonic solution is a relative term that describes the solution having a higher amount of... Read More
Phosphorylation
Phosphorylation Definition We can define phosphorylation as a biochemical process in which a phosphate molecule is added to... Read More
Centrosome
Centrosome Definition What is a centrosome? The centrosome is considered to be the main microtubule-organizing... Read More
Gap 2-M DNA damage checkpoint
Definition noun (cell biology) A control mechanism in G2 phase of the cell cycle that ensures the cell is ready for cell... Read More