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Search Results for: continuous

Continuous

Continuous Not interrupted, having no interruption. Origin: L.... Read More

Continuous variation

'''Continuous variation - The outcome of the number of enviromental factors influencing the expression of traits in a... 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

Polygenic inheritance

Polygenic inheritance refers to the kind of inheritance in which the trait is produced from the cumulative effects of many... Read More

Allele

Allele Definition What are alleles? An allele is a term coined to describe a specific copy of a gene. Genes, the DNA... Read More

Myocardium

Myocardium Definition What is the myocardium of the heart?  It is the muscular middle layer of the heart that is... Read More

Allopatric speciation

We can define speciation as a process by which the novel genetically independent group of organisms are formed through the... Read More

The Water Cycle

The water cycle (sometimes referred to as the hydrological cycle) is the continuous transfer of water from air, sea land and... Read More

Hypotonic solution

Hypotonic Solution Definition What is a hypotonic solution? It refers to a solution that contains a lower amount of solute... Read More

Polygenic trait

Polygenic trait definition Polygenic trait refers to a trait that is controlled by multiple non-allelic genes. These genes... Read More

Per continuum

per continuum In continuity; continuous; denoting the mode by which an inflammation or other morbid process spreads from one... Read More

Selective Breeding

Reviewed by: Mary Anne Clark, PhD Thousands of years before Darwin proposed evolution by natural selection and... Read More

Growth Patterns

When measuring growth, it is more desirable to use dry mass as a reliable indication. However, since you can't just 'suck'... 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

Nasopharynx

Definition noun, plural: nasopharynges or nasopharynxes (anatomy) The part of the pharynx extending from the posterior... Read More

Polymorphism

Polymorphism Definition The occurrence of two or more different forms or morphs in the population of a species is referred... Read More

Wilcoxon rank-sum test

Definition noun A non-parametric test of two samples which support exclusively on the order of observations in which the two... Read More

Cornea

Cornea (Science: anatomy, ophthalmology) The transparent structure forming the anterior part of the fibrous tunic of the... Read More

Brake

Brake 1. (Science: botany) a fern of the genus Pteris, especially. The P. Aquilina, common in almost all countries. It has... Read More

Vagina interna nervi optici

vagina interna nervi optici --> internal sheath of optic nerve (Science: anatomy, nerve) The innermost sheath around the... Read More

Screw

screw 1. To turn, as a screw; to apply a screw to; to press, fasten, or make firm, by means of a screw or screws; as, to... Read More

Genetic Information and Protein Synthesis

Genetic Code Genes are sequences of DNA nucleotides that carry and transmit the information specifying amino acid sequences... Read More

Homeostatic Mechanisms and Cellular Communication

Homeostasis is the relatively stable conditions of the internal environment that result from compensatory regulatory... Read More

Encapsulation

Encapsulation The coating or engulfing of particles within a continuous... Read More

Vortex

vortex Origin: L. Vortex, vertex, -icis, fr. Vortere, vertere, to turn. See Vertex. 1. A mass of fluid, especially of a... Read More

Spermatocytogenesis

Definition noun The initial stage of spermatogenesis in which the spermatogonia repeatedly divide by mitosis to produce a... 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

Multiple alleles

Alleles are the pairs of genes occupying a specific spot called locus on a chromosome. Typically, there are only two alleles... Read More

The Gene Pool and Population Genetics

Reviewed by: Mary Anne Clark, Ph.D. The previous tutorial is about adaptive radiation. Adaptive radiation is... Read More

Independent variable

Independent Variable Definition To define an independent variable, let us first understand what a variable is. The word... Read More

What is a species? Definition of species, different approaches

What is the definition of species? What does it take to be considered as a species? Ever since there has been an array of... Read More

Batch culture

Definition noun, plural: batch cultures A large-scale closed system culture in which cells are grown in a fixed volume of... Read More

Freshwater Community Energy Relationships – Producers & Consumers

The previous tutorial on producers and consumers noted the reliance that organisms have on one another to obtain energy to... Read More

Muscle tonus

Definition noun (1) The muscle in a steady partially contracted state caused by the successive flow of nerve... Read More

Neural Control Mechanisms

Nerve cells called neurons generate electric signals that pass from one end of the cell to another and release chemical... Read More

Regional continuity model

Definition noun A scientific model supported by Milford Wolpoff in which it holds that the modern humans came from a single,... Read More

Nuclear lamina

Definition noun plural: nuclear laminae or nuclear laminas nu·cle·ar lam·i·na, ˈn(j)ukliɚ ˈlæm.ɪ.nə (cell... Read More

Cell Structure

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

Insects

To learn more about arthropods, look at the previous tutorial. The Class Insecta of the Arthropoda Phylum is by far the... Read More

Plant Cells vs. Animal Cells

Plant Cells Most cells are not visible with the naked eye. However, with microscopes of various types, plant cells can be... Read More