36 results found

Search Results for: heads

Antecubital fossa

Antecubital Fossa Definition The antecubital fossa or the cubital fossa is the triangular-shaped hollow depression between... Read More

Amphipathic

Amphipathic Definition Amphipathic is a word used to describe a chemical compound containing both polar (water-soluble) and... Read More

Fluid mosaic model

Fluid Mosaic Model Definition What is the fluid mosaic model? The fluid mosaic model is a three-dimensional representation... Read More

Cell Structure

The interior of human cells is divided into the nucleus and the cytoplasm. The nucleus is a spherical or oval-shaped... Read More

Aves

Aves Definition What are birds classified as? Birds constitute the class Aves of the kingdom Animalia. How to define Aves?... Read More

Phospholipid

What is a phospholipid? Phospholipids are a subgroup of lipids. Other major types of lipids are fatty acids, sphingolipids,... Read More

Transport

In biology, transport refers to the act or the means by which a molecule or ion is moved across the cell membrane or via the... Read More

Antenna

Antenna Origin: L. Antenna sail-yard; NL, a feeler, horn of an insect. (Science: zoology) a movable, articulated organ of... Read More

Mimicry

Most would say imitation is the greatest form of flattery. In some cases that is quite true. However, imitation or mimicking... Read More

Arrow poison

Definition noun Any toxin used for making arrow heads, spears, or darts poisonous Supplement Arrow poisons are toxins used... 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

Cell membrane

Cell Membrane Definition Just like any non-living body possesses a plastic or paper packaging material that keeps the... Read More

Thick filament

Definition noun, plural: thick filaments A type of myofilament that is made up of bipolar myosin II filaments, and is... Read More

Phospholipid bilayer

Definition noun The two layers of phospholipids arranged in such a way that their hydrophobic tails are projecting inwards... Read More

Oxidizer

An oxidizer is a substance that facilitates oxidation in a chemical reaction by accepting electrons from another substance.... Read More

Endomembrane system

Ever wondered how biomolecules are made within the cell and then they are released outside the cell for use by the body?... Read More

Newly Discovered Exploding Ants – Colobopsis explodens

A new ant species, Colobopsis explodens, was recently identified. Similar to other exploding ant species, Colobopsis... Read More

Scientists brought dead pig brain partly back to life

Death is inevitable to any entity that has life. When there is a beginning there ought to be an end.  However, the recent... Read More

Humeral head

Definition noun, plural: humeral heads The large rounded head of the humerus and articulates with the glenoid cavity of the... Read More

Spermiogenesis

Spermiogenesis Definition Spermiogenesis is the stage of spermatogenesis wherein the spermatids differentiate into mature... Read More

Ayia Napa sea monster

The Ayia Napa Sea Monster is a cryptid, claimed to inhabit the coast off of Ayia Napa in Cyprus, a popular tourist resort... Read More

Tropomyosin

Definition noun A long protein strand composed of two fully alpha helical chains in a coiled-coil dimmer, and binds along... Read More

Probability

Probability Definition How do you define probability? In science, probability is a measurement tool that calculates the... Read More

Asteraceae

'Asteraceae'', composite family. A single family enclosed in order Asterales in subclass Asteridae. The other name -... Read More

Horn

Horn 1. A hard, projecting, and usually pointed organ, growing upon the heads of certain animals, especially. Of the... Read More

Crown of head

Crown of Head Definition The crown of the head is the upper dorsal part (or area) of the head. Several creatures have... Read More

Imprinting

What does imprinting mean? Have you watched the TV cartoon show “Tom and Jerry” with an episode of a duck and its... Read More

Specimen

A specimen is a meticulously selected representative of a group that undergoes rigorous research studies to derive some... Read More

Bacteria

Bacteria Definition What are bacteria? What is the definition of bacteria in biology? Bacteria are defined as organisms... Read More

Erect

Erect 1. Upright, or having a vertical position; not inverted; not leaning or bent; not prone; as, to stand erect. Two of... Read More

Lesser supraclavicular fossa

Lesser supraclavicular fossa a triangular space between the two heads of origin of the sternocleidomastoid muscle. Synonym:... Read More

Plane

Plane 1. To make smooth; to level; to pare off the inequalities of the surface of, as of a board or other piece of wood, by... Read More

Adaptation

Adaptation Definition In biology and ecology, adaptation refers to the process of adjusting behavior, physiology, or... Read More

Animal

Animal Definition An animal (plural: animals) refers to any of the eukaryotic multicellular organisms of the biological... Read More

Tail

tail 1. (Science: zoology) The terminal, and usually flexible, posterior appendage of an animal. The tail of mammals and... Read More

Mantis

Mantis Definition A mantis (plural: mantises or mantes) refers to any of the insects that belong to the order Mantodea... Read More