41 results found

Search Results for: trace

Ichnology & Sedimentology Of Shallow To Marginal Marine Systems (Short Course Notes)

Ichnology & Sedimentology Of Shallow To Marginal Marine Systems     ... Read More

Mineral

Mineral Definition A mineral (min·er·al, ˈmɪn.əɹ.əl) refers to any of the various naturally-occurring abiogenic... Read More

Lacuna

Definition of Lacuna What is lacuna? The word "lacuna" (noun, plural: lacunae) is derived from the Latin word- 'lacus',... Read More

Genetic Engineering Advantages & Disadvantages

  Through genetic engineering, scientists are able to move desirable genes from one plant or animal to another or... Read More

Element

Element Definition noun plural: elements el‧e‧ment, ˈel.ɪ.mənt (biochemistry) A substance that cannot be... Read More

Theory of Neuroscience

Nezih OKTAR Journal of Neurological Sciences (Turkish) 2006, Volume 23, Number 3, Page(s) 155-158. An Open Access... Read More

Vascular Plants: Ferns and Relatives

These plants are seedless plants, but unlike the bryophytes, they do have vascular tissue (xylem and phloem). Because of the... Read More

Stems

External Form of a Woody Twig A woody twig, or stem, is an axis with leaves attached. The leaves are arranged in various... Read More

Human milk oligosaccharide

Definition noun plural: human milk oligosaccharides An oligosaccharide that occurs in high concentrations and exclusively... Read More

Deoxyribonucleic acid

Deoxyribonucleic Acid (DNA) Definition A nucleic acid refers to any of the group of complex compounds made up of linear... Read More

Micronutrient

Definition noun, plural: micronutrients A nutrient needed in small amounts Supplement Micronutrients are those nutrients... Read More

Mitochondrion

Mitochondrion Definition What are mitochondria? The term “mitochondrion” comes from the two words of the Greek... Read More

Coenzyme

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

Genetic marker

Definition noun, plural: genetic markers A gene or (a fragment of) DNA sequence having a known location on a chromosome, has... Read More

The FIFTH MIRACLE: The Search for the Origin and Meaning of Life

 The FIFTH MIRACLE: The Search for the Origin and Meaning of Life    ... Read More

Micromolecule

Micromolecules Definition How to define micromolecule? Micromolecules are relatively small molecules that are combined... Read More

Water-soluble vitamin

Definition noun, plural: water-soluble vitamins Any of the group of vitamins that dissolve in water and excreted rather... Read More

Fat-soluble vitamin

Definition noun, plural: fat-soluble vitamins Any from the group of vitamins that are insoluble in water but soluble in fat... Read More

Hydrophobic

Hydrophobic Definition The fear of mixing or reacting with water under a given set of reaction parameters is often referred... Read More

Protein Activity and Cellular Metabolism

Protein Binding Sites The ability of various molecules and ions to bind to specific sites on the protein surface forms the... Read More

Mitochondrial DNA not just from moms but also from dads?

If one wants to trace down lineage, that person could turn to the cell's powerhouse, the mitochondrion. This organelle... Read More

Cytology

The biological world is so diverse that studying it under a single umbrella as a subject is next to impossible. Hence,... Read More

Nutrient

Definition noun, plural: nutrients Food, or any nourishing substance assimilated by an organism, and required for growth,... Read More

Vitamin

Definition noun, plural: vitamins A low molecular weight organic compound that is essential for normal growth and metabolic... Read More

Marker

Definition noun, plural: markers (general) Anything that marks or is used to mark, e.g. a location. (genetics) A gene or DNA... Read More

Overview of Chirology

Psychodiagnostic Chirology (PDC) is a comprehensive diagnostic discipline applied by professional behavioral specialists in... Read More

SENI Biometric Analysis on the extinct Scincidae species: Macroscincus coctei (underlined)

Brian L. Schnirel Leeway Corucia Research Center (LCRC) Courtesy: Polyphemos (2004)   Introduction: It has been... Read More

Bile

Have you ever wondered how the fats from butter, cheesy burgers, and pizzas get digested in your body? Or have you heard of... Read More

Larva

Larva Origin: L. Larva ghost, specter, mask. 1. (Science: zoology) Any young insect from the time that it hatches from the... Read More

Vestige

A vestige, in biology, refers to the vestigial structures. Etymologically, the term came from the Latin vestīgium, meaning... Read More

Marker gene

Definition noun, plural: marker genes (genetics) A gene with known physical location, easily detectable phenotype, and whose... Read More

Y chromosome

Y chromosome Definition The Y chromosome constitutes one member of the pair of sex chromosomes within an organism, a common... Read More

Sorbose

Definition noun A ketohexose monosaccharide, (3S,4R,5S)-1,3,4,5,6-Pentahydroxyhexan-2-one, with a chemical formula of ... Read More

Zinc

zinc (Science: chemistry, element) An essential trace element being an essential component of the active site of a variety... Read More

Classical conditioning

Definition noun A form of conditioning or associative learning first demonstrated by Ivan Pavlov (a physiologist,... Read More

Metabolism

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

Zoology

Zoology Definition Zoology is an ever-evolving branch of Biology dealing with the members of the Kingdom Animalia. It... Read More

Fructose

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

Colony-forming unit

Colony Forming Unit Definition A Colony Forming Unit (CFU) in microbiology and cellular biology refers to a measure of... Read More

Spongy bone

Spongy bone, also known as cancellous bone or trabecular bone, is a type of bone tissue found at the ends of long bones and... Read More