234 results found

Search Results for: s-n_line

Inbreeding

Inbreeding is a type of breeding or mating where closely related individuals with a common ancestor produce progenies with... Read More

Community (biology)

Community, in biology, refers to the assemblage of interacting organisms (either of the same or different species)... Read More

Mutagen

Mutagen Definition What is a mutagen? A mutagen is a substance or agent that causes DNA impairment that results in the... Read More

Air

Air 1. The Fluid which we Breathe, and which surrounds the earth; the Atmosphere. It is Invisible, inodourous, Insipid,... Read More

Sarcolemma

Sarcolemma Definition What is the sarcolemma? It is the thin, transparent, extensible plasma membrane of the muscle cell.... Read More

Suture

Definition noun, plural: sutures (anatomy) A line of junction or the joint between two articulating bones, especially of the... Read More

The Hominids

Although humans in today's world are the most advanced species on the planet, we previously shared the exact same genetic... Read More

Muscle

Muscle cells are specialized to generate force and movement. There are three types of muscle tissue: (1) skeletal muscle,... Read More

Revolution

revolution 1. The act of revolving, or turning round on an axis or a center; the motion of a body round a fixed point or... Read More

Chimera

When we learned about the basic genetics of biological life, we came to know that almost all the cells of an individual have... Read More

Established cell line

Established cell line --> cell line (Science: cell culture) a cell line is a permanently established cell culture that... Read More

Popliteal line

popliteal line --> soleal line A ridge which extends obliquely downward and medially across the back of the tibia from... Read More

Palmar crease

Definition noun, plural: palmar creases A crease or line on the palm Supplement The lines on the palm called palmar creases... Read More

Single transverse palmar crease

Definition noun The single crease or line extending across the palm, and formed by the fusion of the proximal and the... Read More

Ohngrens line

Ohngren's line A theoretical plane passing between the medial canthus of the eye and the angle of the mandible; used as an... Read More

First-order kinetics

What is a First-Order Kinetics (First-Order Reaction)? First-order kinetics refers to a reaction wherein the overall rate... 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

Ecological Research: Measuring & Analysis

By: Maria Victoria Gonzaga Previously in this lesson, we learned that high biodiversity is essential to a healthy... Read More

Cell line

Cell line (Science: cell culture) a cell line is a permanently established cell culture that will proliferate indefinitely... Read More

Generation

Generation 1. The act of generating or begetting; procreation, as of animals. 2. Origination by some process, mathematical,... Read More

Integumentary system

Integumentary System Definition The integumentary system is the outermost layer of the body. The animal body, in... Read More

Linea arcuata

Linea arcuata --> arcuate line An arching or bow-shaped line. See: arcuate line of ilium, arcuate line of rectus... Read More

Sagittal plane

The sagittal plane is the plane that allows us to see the world in bilateral symmetry. Whether reaching for a high shelf,... Read More

Involuntary muscle

A muscle act typically either under the control of the will or without conscious control. Muscles that can be controlled at... Read More

Genotypic ratio

Genotypic Ratio Definition To understand 'Genotypic ratio', let us first understand the terms: 'Genotype' and 'Phenotype'.... Read More

Muscular system

Muscular System Definition What is the muscular system? The muscular system is a system that includes muscle cells and... Read More

Feeder

Feeder 1. One who, or that which, gives food or supplies nourishment; steward. A couple of friends, his chaplain and feeder.... Read More

Mach line

Mach line The apparent line of contrasting density bordering a soft tissue shadow on a radiograph; it is an optical illusion... Read More

Z disc

Definition noun, plural: Z discs The region or line formed in the sarcomere into which the thin filaments are... Read More

Sagittal axis

Definition noun (anatomy) (1) An anatomical axis or imaginary line that lies perpendicular to the sagittal plane. (2) The... Read More

Foveolar cell

Definition noun, plural: foveolar cells Any of the epithelial cells that line the surface of gastric mucosa and gastric... Read More

Load

Load 1. To lay a load or burden on or in, as on a horse or in a cart; to charge with a load, as a gun; to furnish with a... Read More

Baseline

Baseline (Science: anatomy) a line approximating the base of the skull, passing from the infraorbital ridge to the midline... Read More

Biological Cell Defense

Organisms must find a means of defense against antigens such a viruses described on the previous tutorial. If this was not... Read More

Subcostal line

subcostal line A transverse line transecting the inferiormost border of the thoracic cage, indicating the subcostal... Read More

Prophase I

Organisms all use mitosis to create more cells in the body. Meiosis, a similar process, is used in some organisms to undergo... Read More

Fulcrum line

Fulcrum line An imaginary line around which a removable partial denture tends to rotate. Synonym: rotational... Read More

Carrying capacity

Carrying Capacity Definition What is carrying capacity? In biology and environmental science, the carrying capacity of a... Read More

Frontal axis

Definition noun (anatomy) (1) An anatomical axis or imaginary line that lies perpendicular to the frontal plane. (2) The... Read More

Nervous tissue

Nervous Tissue Definition Nerve cells (or neurons) and their associated cells, such as neuroglia cells, make up nervous... Read More