32 results found

Search Results for: glucagon

Glucagon

Definition noun A peptide hormone (3485 D) produced by the alpha cells of the pancreas, and acts by stimulating the... 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

Sugar Homeostasis

Blood Sugar Regulation As described in Cell Biology tutorials, the body requires volumes of glucose in order to create ATP.... 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

Regulation of Organic Metabolism, Growth and Energy Balance

Organic Metabolism Events of Absorptive and Post-absorptive States. The absorptive state is the period during which... Read More

Glucose

Glucose occurs naturally and is ubiquitous. It is one of the three most common monosaccharides; the other two are fructose... Read More

Glycogen

Definition noun plural: glycogens gly·co·gen, glī′kə-jən A multi-branched polymer of glucose, mainly produced in... Read More

Islets of Langerhans

Definition noun The endocrine region of the pancreas, i.e. pancreatic cells that produce hormones, mainly glucagon and... Read More

Catabolism

Catabolism Definition Catabolism is the branch of the metabolic process that breaks down complex, big molecules into... Read More

Sugar

Sugar Definition The term sugar is the generic term for any disaccharides and monosaccharides. Sugars are an essential... Read More

Genetic Control – On and Off Genes

Reviewed by: Mary Anne Clark, Ph.D. This lesson looks at the various factors involved that affect growth and... Read More

Carbohydrate

Carbohydrate Definition A biomolecule refers to any molecule that is produced by living organisms. As such, most of them... Read More

Pancreas

Definition noun, plural: pancreases or pancreata A tongue-shaped glandular structure involved in the secretion of fluid... Read More

Anabolism

Anabolism Definition Metabolic processes involve the conversion of one molecule into another through a sequence of chemical... Read More

An introduction to Homeostasis

Researched and Written by Jonjo Minns Submitted to biologyonline.com on February 25, 2009. Published in biologyonline.com... Read More

Glycogenolysis

Definition noun The metabolic process of breaking down stored glycogen in liver into glucose subunits (i.e.... Read More

Hormone Production

Reviewed by: Mary Anne Clark, Ph.D. Hormones are chemical messengers produced by glands in the endocrine system.... Read More

Saccharide

Saccharide Definition What is a saccharide molecule? A saccharide is the unit structure of carbohydrates. In biochemistry,... Read More

Insulin

Definition noun A polypeptide hormone secreted by the beta cells of the islets of Langerhans of the pancreas to regulate the... Read More

Antagonistic effect

Definition noun The effect produced by the contrasting actions of two (or more) chemical groups Supplement An example of... Read More

Glycerol

Definition noun glyc•er•ol, ˈglɪs əˌrɔl A sugar alcohol made up of two polyols derived from saponification of... Read More

Endocytosis

Endocytosis Definition What is endocytosis in biology? Endocytosis is a cellular process by which a cell internalizes any... Read More

Phosphorylation

Phosphorylation Definition We can define phosphorylation as a biochemical process in which a phosphate molecule is added to... Read More

Adenosine monophosphate

Definition noun plural: adenosine monophosphates (biochemistry) A nucleotide composed of adenine, ribose and a phosphate... Read More

Cyclic adenosine monophosphate

Definition noun plural: cyclic adenosine monophosphates (biochemistry) A cyclic form of adenosine monophosphate that... Read More

Fructose

Fructose Definition Fructose is a ketohexose monosaccharide with a chemical formula of C6H12O6. It is the sweetest of all... Read More

Pancreatic juice

Definition noun The transparent fluid secreted by the pancreas composed mainly of water, electrolytes, and... Read More

Adenine nucleotide

Definition noun plural: adenine nucleotides A nucleotide wherein the nucleobase is adenine Details Overview A nucleotide... Read More

The Central Nervous System

Myelin Sheath Myelin is a substance that forms the myelin sheath associated with nerve cells. This sheath is a layer of... Read More

A Balanced Diet – Carbohydrates and Fat

Alongside the numerous vitamins that are required as part of a healthy diet, we must also eat food containing a variety of... Read More

Islets Of Langerhans

Cell clusters in the pancreas that form the endocrine part of that organ; secrete insulin and other hormones.Cells found in... Read More

Positive feedback

Positive Feedback Definition Each mechanism of the body like temperature, blood pressure, and levels of specific nutrients... Read More