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Search Results for: energy intake

Photosynthesis

Photosynthesis is a physio-chemical process carried out by photo-auto-lithotrophs by converting light energy into chemical... Read More

Energy intake

Energy intake total number of calories taken in daily whether ingested or by parenteral... Read More

Metabolism

Metabolism Definition What is metabolism in the body? Metabolism encompasses the various biochemical processes, reactions,... Read More

Balanced diet

What is a balanced diet? What is the definition of a balanced diet? A nutritionally balanced diet fulfills all nutritional... 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

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 Behavior Having discussed the molecular and neuronal actions of caffeine,... Read More

Plasma membrane

Do all cells have a plasma (or cell) membrane? Yes, all cells have a biological membrane that separates the protoplasm from... Read More

Assimilation

Assimilation Definition What is assimilation? Assimilation in biology is defined as the process in which living organisms... Read More

Pyruvate

Pyruvate Definition Pyruvates have been often recognized as one of the most important molecules that are frequently... Read More

Alanine

What is alanine? Alanine is a non-essential amino acid. There are two types of amino acids for mammals namely essential and... Read More

Human Biology – Food and Digestion

Food is what is required by humans to grow and survive, and provide a 'fuel' for the energy needed in our biological... Read More

Coenzyme

Enzymes can break down complicated large molecules into simpler smaller ones, they can combine small molecules or atoms to... Read More

Biosphere

What is biosphere? The biosphere is that part of the Earth where living things thrive and live. It is the portion of the... Read More

Omnivore

Organisms need to eat food in order to gain energy and survive in the ecosystem. Often, living things are categorized by how... Read More

Body fluid

Body Fluids Definition What is body fluid? Literally, body fluid is the fluid of the body. The adult human body is ~50-60%... Read More

Interspecific competition

Interspecific Competition Definition In Biology, competition is defined as the process that occurs among species that have... Read More

Vacuole

A vacuole is a single membrane-bound organelle with no definite shape or size found in both prokaryotic and eukaryotic... Read More

Pinocytosis

Pinocytosis Definition What is pinocytosis?  Pinocytosis is the ingestion of extracellular fluids, i.e. the fluid... 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

Sorbitol

Definition noun plural: sorbitols sor·bi·tol, ˈsɔr bɪˌtɔl A sugar alcohol with a sweet taste, occurs naturally in... Read More

Plant Water Regulation

A plant requires water as an essential ingredient of photolysis, the photochemical stage of photosynthesis where water is... Read More

Animal Growth Hormones

Reviewed by: Mary Anne Clark, Ph.D. As mentioned in the previous tutorial, hormones are produced in... Read More

Tissue

Tissue Definition What is tissue in the body? The body tissue is an aggregation of cells that function together and have a... Read More

Herbivore

Herbivore Definition A herbivore is the primary consumer of the food chain that usually occupies the second trophic level... Read More

Addressing the Unmet Medical Need for Safe and Effective Weight Loss Therapies

Perspective Addressing the Unmet Medical Need for Safe and Effective Weight Loss Therapies Cynthia M. Arbeeny Address... Read More