81 results found

Search Results for: anatomical

Anatomical plane

An anatomical plane refers to a hypothetical plane used in describing the location of bodily structures or movement... Read More

Anatomy

Anatomy Definition Often we hear the term 'anatomy' while learning about the body and how it works. What is anatomy? What... Read More

Anatomical

Anatomical (Science: anatomy) Pertaining to anatomy or to the structure of the... Read More

Longitudinal section

Longitudinal Section Definition To describe the direction of movements and location of different body structures, a... Read More

Median plane

In anatomy, the median plane refers to a plane passing vertically through the midline. It divides the body into left and... Read More

Animal Water Regulation

Homeostatic control, a set environment, and how evolution and natural selection drives a species to adapt to its environment... Read More

Homologous structures

Homologous Structures Definition What are homologous structures? Before we define that, let us first identify the meaning... Read More

Humans are Omnivores – Evidence

A number of popular myths about vegetarianism sprung with no scientific basis. One example of such a myth is that man is... Read More

Process

Process Definition What is a process? In biology, a process (plural: processes) means any of the various biological... Read More

Vascular plants

Definition of Vascular plants The term 'vascular' is derived from the Latin word vāsculum, vās, meaning "a container and... Read More

Analogous

In evolutionary biology, the meaning of analogous is “having similarities in functions but different evolutionary... Read More

Homologous

Homologous Definition What is homologous? In general science, the word “homologous” is used to show a degree of... Read More

Homogenous

What is homogenous? What does homogenous mean? The word homogenous has been derived from two Greek words that are... Read More

Divergent evolution

Divergent Evolution Definition Divergent evolution refers to the process by which interbreeding species diverged into two... 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

Frontal axis

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

Morphology

Morphology Definition Morphology means the study of the shape and structure of living things from a biological perspective.... Read More

Antagonistic Muscle

Definition of Antagonistic Muscle What does the term “antagonistic” mean? As the name suggests, the word antagonistic... Read More

Angiosperm

Angiosperms Definition What is an angiosperm? An angiosperm is a plant that produces flowers. The angiosperms, also... Read More

Homology

Definition noun, plural: homologies (1) A degree of similarity, as in position or structure, and that may indicate a common... Read More

Analogy

Definition noun, plural: analogies (evolutionary biology) Structural or behavioural similarity in terms of functions between... Read More

Muscles of the Apes – a thwack on human muscle evolution

Summary: A recent finding suggests that apes do have the muscles for bipedalism, vocal communication, and facial... Read More

Analogous structures

Analogous Structures Definition In evolutionary biology, analogous structures are defined as biological structures having... Read More

Ichthyology

Definition noun A branch of biology concerned primarily with the study of fish Supplement Ichthyology is the scientific... Read More

Hypogastric region

Definition ''noun, plural: hypogastria" An anatomical term used to refer to the lowermost median region of the... Read More

Midsagittal section

midsagittal section --> median section A cross section attained by slicing in the median plane, actually or through... 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

The interstitium – a new biological organ?

Scientists found, apparently by accident, a new biological organ and they want it called "interstitium". The discovery was... Read More

Chordata

Chordata Definition What is Chordata? Chordata is the phylum of the animal kingdom that includes a large number of animal... Read More

Ala

Definition noun (anatomy) (1) A winglike anatomical process or part, used of a bone. (2) One of the two major parts of... Read More

Atrioventricular sulcus

Definition noun (anatomy) A sulcus or a groove on the outer surface of the heart marking the division between the atria and... Read More

DNA Structure & DNA Replication

Previous pages in this tutorial have described the basics of a cell, the energy required by these cells and how energy is... Read More

Tricuspid valve

Definition noun, plural: tricuspid valves The heart valve located on the right side of the heart between the right atrium... Read More

Sarcolemma

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

Homeostasis of Organism Water Regulation

Osmoregulation Osmoregulation is the regulation of water concentrations in the bloodstream, effectively controlling the... Read More

Replacement model

Definition noun A theory proposed by Christopher Stringer and Peter Andrews suggesting that the place of origin of modern... Read More

Fish

While insects and similar types of organisms strived to occupy land, the sea was teeming with life aiming to secure their... Read More

Evolution of Life – Ancient Earth

Continuing from the previous tutorial investigating the origins of life on Earth.... Life began to flourish, and the... Read More

Kingdom Animalia

Kingdom Animalia Definition Each person can say that they know of or can name at least one animal. However, do people know... Read More

Utricle

Definition noun (1) (anatomy) The part of the otolith organ found in the inner ear of vertebrates (2) (anatomy) The small... Read More