20 results found

Search Results for: capillary action

Capillary action

Definition noun The movement of a liquid, e.g. water molecules, through a narrow space as a result of cohesion, adhesion,... Read More

Adhesion

Adhesion Definition Adhesion is the binding or attraction between dissimilar molecules, atoms, surfaces, or substances. The... Read More

Circulation

Blood Blood is composed of a liquid, plasma, and blood cells such as erythrocytes (red blood cells,) leukocytes (white... Read More

Cohesion

Cohesion Definition What is cohesion? Cohesion, in science definition, refers to the state of cohering or sticking together... Read More

Xylem

Xylem Definition Xylem is defined as a plant tissue that transfers water and nutrients from roots to all over the plant... Read More

Nervous System

    THE is the most complicated and highly organized of the various systems which make up the human body. It is the... Read More

Permanent Tattoo Means Permanent Immune Action Of Macrophages

Have you ever wondered why a permanent tattoo seemed to last forever? A simple assumption would be is that the ink could... Read More

An introduction to Homeostasis

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

Hydrophilic

Hydrophilic Definition What does a hydrophile (or hydrophilic molecule) mean? If a molecule is “water-loving”, it is... Read More

White reaction

white reaction The response seen in many individuals after the skin is lightly stroked with a blunt instrument; it is... Read More

Water

Water Definition (1) (biochemistry) A chemical substance, with chemical formula H2O, that is a clear, colorless, odorless,... Read More

Vascular tissue

Definition noun, plural: vascular tissues (botany) A complex permanent tissue involved in the conduction of materials (e.g.... Read More

Soils

Where a plant grows and what resources are available to it is of vital importance to the life of a plant. The soil type and... Read More

Nonapeptide

Definition noun, plural: nonapeptides An oligopeptide comprised of nine amino acid residues Supplement Peptides are monomers... Read More

Principles of Hormonal Control Systems

Hormones are chemical messengers that enter the blood directly upon their secretion from endocrine glands. A single gland or... Read More

Osseous tissue

What Is Bone Or Osseous Tissue? Osseous tissue is the structure providing, hard and mineralized connective tissues. Osseous... Read More

Concentration gradient

What is a concentration gradient? A gradient is a measure of how steep a slope is. Thus, a concentration gradient would be... Read More

Adipose tissue

Adipose Tissue Definition Adipose tissue, a specialized variety of connective tissue, is composed of lipid-rich cells known... Read More

Saline solution

Saline Solution Definition Saline solution is one the most medically-used solution, which contains sodium chloride... Read More

Bradykinin

Definition noun A nonapeptide that is vasoactive causing blood vessels to dilate Supplement Bradykinin is a type of kinin.... Read More