413 results found

Search Results for: contrast

Contrast enhancement

Contrast enhancement The intravenous administration of water-soluble iodinated contrast material, which increases the CT... Read More

Telophase

Telophase is the stage of cell division characterized by the decondensation of chromosomes, and the nuclear envelope... Read More

Smooth muscle

The smooth muscle can be described as a type of muscle in the human body that is non-striated and involuntary in action.... 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

Homology

In biology, homology refers to similarities caused by shared ancestry between two structures or genes from distinct species.... Read More

Monogene

Definition noun, plural: monogenes (genetics) Single gene controlling the expression of a particular trait Supplement In... Read More

Autosome

Autosomes can be described as the non-sex chromosomes that play diverse roles in the human body like harboring genes for the... Read More

Albumin

Albumin Definition What is albumin? Is albumin a protein? In biology, albumin is a protein that is responsible for the... Read More

Photosynthesis

Photosynthesis is a physio-chemical process carried out by photo-auto-lithotrophs by converting light energy into chemical... Read More

Adipose tissue

Adipose Tissue Definition Adipose tissue, a specialized variety of connective tissue, is composed of lipid-rich cells known... Read More

Allogamy

Definition noun (botany) Cross-fertilization, where fertilization occurs when an ovum of a flower is fertilized by the... Read More

Thelytoky

Definition noun A form of parthenogenesis wherein female offspring develops from an unfertilized... Read More

Carrying capacity

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

Codominance

Codominance Definition Codominance is a form of inheritance wherein the alleles of a gene pair in a heterozygote are fully... Read More

Infective stage

Definition noun (parasitology) The stage in the life cycle of an endoparasite wherein it can initiate infection to its... Read More

Plankton

Plankton is a diverse group of typically microscopic, aquatic organisms suspended in the water column and rely on water... Read More

Dense irregular connective tissue

Dense Irregular Connective Tissue Definition Dense irregular connective tissue is one of the two major types of dense... Read More

Chlorophyll

Why are most plants green? Have you ever had the same question? Perhaps, you’ve been told that the plants are green... Read More

Diurnality

Definition noun, plural: diurnalities (1) The condition of occurring or being active during the day (2) The active behavior... Read More

Facilitated diffusion

Facilitated diffusion is the transport of substances across a biological membrane from an area of higher concentration to an... Read More

Deciduous forest

Deciduous Forest Definition A deciduous forest is a type of forest dominated by trees that lose their foliage at the end of... Read More

Fluctuation test

Fluctuation test (Science: investigation) test devised by Luria and Delbruck to determine whether genetic variation in a... Read More

Xylem vessel

Definition noun, plural: xylem vessels (botany) One of the tracheary elements of xylem that is characterized by being made... Read More

Origins of Life : On Earth and in the Cosmos (2nd Ed)

 Origins of Life : On Earth and in the Cosmos   ... Read More

Thermophile

Thermophiles Definition What are thermophiles? Let us first understand the literal meaning of the word ‘thermophile’.... Read More

Anthropophilic

Definition adjective (parasitology) Preferring or seeking a human host over another animal Supplement The term... Read More

Diaphoresis

What is Diaphoresis? Diaphoresis is referred to excessive or profuse perspiration or sweating which may be due to... Read More

Arthropod

Arthropod Definition What is an arthropod? An arthropod is an invertebrate living organism characterized by the presence of... Read More

Monogenic disease

Monogenic Disease Definition A monogenic disease is a diseased condition determined by the interaction of a single gene.... Read More

Anaerobic

As largely known are the subset of biological processes that are directly correlated to the ‘usage of molecular oxygen’,... Read More

Diffusion

Diffusion Definition Diffusion is the net passive movement of molecules or particles from regions of higher to regions of... Read More

Simple diffusion

Diffusion is essential in the anatomy and physiology of a living thing, especially with regard to homeostasis. It is one of... Read More

Catabolism

Catabolism Definition Catabolism is the branch of the metabolic process that breaks down complex, big molecules into... Read More

Unicellular

Unicellular organisms are organisms consisting of one cell only that performs all vital functions including metabolism,... Read More

Positive feedback

Positive Feedback Definition Each mechanism of the body like temperature, blood pressure, and levels of specific nutrients... Read More

Zoology

Zoology Definition Zoology is an ever-evolving branch of Biology dealing with the members of the Kingdom Animalia. It... Read More

Biology

Biology Definition Biology is the branch of science that primarily deals with the structure, function, growth, evolution,... Read More

Homologous chromosome

A homologous chromosome pertains to one of a pair of chromosomes with the same gene sequence, loci, chromosomal length, and... Read More

Sapwood

Definition noun The white, softer, outermost wood that has not yet become heartwood and is involved in conducting... Read More

Sexual reproduction

Sexual reproduction is a mode of reproduction involving the fusion of haploid female gamete (egg cell) and haploid male... Read More