38 results found

Search Results for: demonstrate

Stannius ligature

Definition noun A ligature done in between the sinus venosus and the atrium or around the atrioventricular junction of an... Read More

Wild dolphins learn to “tail-walk” on the water, yet it’s just a fad

Dolphins performing acrobatic tricks have, time and again, fascinated and mesmerized people. As early as 1860s, capturers... Read More

Leaves

Leaves are highly efficient solar energy converters. They capture light energy and through the process of photosynthesis.... Read More

Jaw jerk reflex

Definition noun A stretch reflex that manifests as the contraction of the masseter and the temporalis muscles in response to... Read More

Phyletic gradualism

Definition noun A theory stating that evolutionary change happens slowly, steadily and gradually in an attempt of the... Read More

Law of Segregation

Mendel’s Laws of Inheritance The father of genetics, Gregor Mendel, reported his findings in 1860 that initially were... Read More

Trinucleotide repeat disorder

Definition noun, plural: trinucleotide repeat disorders Any of a set of genetic disorders caused by trinucleotide repeats... Read More

Stereospecificity

Definition noun Relate to the specific points along the chain of configurations resulting in the spatial arrangement of... Read More

Heterosis

Definition noun, plural: heteroses A tendency of an organism to have superior qualities over those of the parents in... Read More

Inbreeding depression

Definition noun, plural: inbreeding depressions The loss of vigour or the reduced biological fitness in a particular... Read More

Actions of Caffeine in the Brain with Special Reference to Factors That Contribute to Its Widespread Use

IV. Actions of Caffeine on Brain Functions and Behavior Having discussed the molecular and neuronal actions of caffeine,... Read More

Stems

External Form of a Woody Twig A woody twig, or stem, is an axis with leaves attached. The leaves are arranged in various... Read More

Inhibitory postsynaptic potential

Inhibitory Postsynaptic Potential Definition An inhibitory postsynaptic potential is a type of synaptic potential. It is... 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

Water in Plants

The movement of molecules, specifically water and any solutes, is vital to understand in light of plant processes. This will... Read More

Growth and Plant Hormones

Growth All living organisms begin in the same form: as a single cell. That cell will divide and the resulting cells will... Read More

Effects of Gravity on Sleep

Gravity is a natural phenomenon that affects all things particularly all living creatures from cell to human being. It has... Read More

Thanatosis – Faking Death To Escape Doom

Thanatosis -- pretending to be dead -- is one of the best strategies that certain wild animals came up with in order to... Read More

Silent mutation

A mutation is a change in the nucleotide sequence of a gene or a chromosome. When there is only one nucleotide involved, it... Read More

Osteocyte

Osteocyte Definition The osteocyte is a mature bone cell. Other bone cell types are osteoprogenitor cells, osteoblasts, and... Read More

The Psychobiology of Hysteria

Editorial Hysteria is often regarded as the archetypal psychodynamic illness. Freud carried out much of his early work on... Read More

Flying fish

A flying fish is a fish distinguished by the ability to leap from the water and seem to fly over a considerable distance... Read More

Gorillas in our Midst – what it means

By Vicki Mozo Summary What's up with the gorilla on a basketball court perception test? If you have tried taking this... Read More

Genus

Genus Definition A genus is a taxonomic category ranking used in biological classification that is below family and above... Read More

Animal

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

Organ

Definition Of Organ An organ is a collection of tissues that carries out a function or set of related ones. An organ often... Read More

Atom

In the enchanting tapestry of life, the smallest of heroes and a celestial protagonist emerges—'the atom'. With grace and... Read More

India ink capsule stain

Definition noun (microbiology) A negative staining technique wherein the presence of unstained capsule renders a 'halo'... Read More

Fermentation

Fermentation Definition What is fermentation? Fermentation is the breaking down of sugar molecules into simpler compounds... Read More

Neutral stimulus

Definition noun, plural: neutral stimuli In classical conditioning, it is the type of stimulus that initially or normally... Read More

Sexual selection

What is Sexual Selection? The definition of sexual selection is very interesting in biological terms. The sexual selection... Read More

Null hypothesis

Null Hypothesis Definition Null hypothesis is defined as “the commonly accepted fact (such as the sky is blue) and... Read More

Hydrophobic

Hydrophobic Definition The fear of mixing or reacting with water under a given set of reaction parameters is often referred... Read More

Biodiversity

The biological world or life on earth is a marvel that has amazed us since time immemorial. The rich natural diversity of... Read More

Phosphorylation

Phosphorylation Definition We can define phosphorylation as a biochemical process in which a phosphate molecule is added to... Read More

Inoculation

Inoculation Definition In Immunology, inoculation is defined as the process of introducing an antigenic substance or... Read More

Corticosteroid

Definition noun, plural: corticosteroids A steroid hormone produced by the adrenal cortex, e.g. glucocorticoids and... Read More

On Mate Selection Evolution: Are intelligent males more attractive?

A study published in Science on January 11 seems to be the first to lay empirical evidence that concur with Charles Darwin's... Read More