348 results found

Search Results for: individual

Individual

Definition noun, plural: individuals (1) Any distinct person, object, or concept within a collection. (2) A single, separate... Read More

Fecundity

Fecundity Definition The meaning of fecundity is the reproductive rate (fecundity rate) or the performance of an individual... Read More

Natural selection

Natural Selection Definition What is natural selection in biology? Natural selection is defined as a process in nature... Read More

Alloparenting-What Is It?

“Alloparenting—What Is It?” Sonja G. Rosas 13 September 2007 An Introduction To Alloparenting Every gregarious... Read More

Inoculation

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

Individual tolerance

Individual tolerance tolerance to a drug that the person has never received... Read More

Law of Segregation

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

An introduction to Homeostasis

Researched and Written by Jonjo Minns Submitted to biologyonline.com on February 25, 2009. Published in biologyonline.com... 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

Variation

Reviewed by: Mary Anne Clark, PhD Definition noun, plural: variations A difference or deviation (e.g. in... Read More

Dead Man Walking

Dead Man Walking: Wade Davis and the Secret of the Zombie Poison By Patrick D. Hahn Accepted on September 4, 2007 Twenty... 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

Degenerative disease

A degenerative disease is defined as a disease characterized by the worsening condition due to the deterioration of the... 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

Asexual reproduction

Asexual Reproduction Definition What is asexual reproduction? Asexual reproduction is a mode of reproduction that does not... 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

Incomplete dominance

Incomplete Dominance Definition After Gregor Mendel discovered inheritance laws, the term ''incomplete dominance'' was... Read More

Budding

Budding definition In a general context, budding refers to a state where development begins. In science, its meaning refers... Read More

Overview of Chirology

Psychodiagnostic Chirology (PDC) is a comprehensive diagnostic discipline applied by professional behavioral specialists in... Read More

Dominant

Dominant Definition The word dominant or dominant trait is commonly used in biology. The general meaning of dominant is to... Read More

Characteristic

Definition noun, plural: characteristics (1) A distinguishing quality, trait or feature of an individual, thing, disorder,... Read More

Hermaphrodite

Definition noun (1) An organism (plant or animal) having both male and female reproductive organs. (2) An organism having... Read More

Synergistic effect

Synergistic Effects Definition Synergistic effects (biology definition): the effects when chemical substances or biological... Read More

Agglutination

Agglutination Definition What does agglutination mean? It generally refers to the process of sticking together or the... Read More

Behaviour

Definition noun The observable response or reaction of an organism, an individual, or a system to a... Read More

Ecosystem

Ecosystem Definition An ecosystem is a system consisting of biotic and abiotic components that function together as a unit.... Read More

Fruits, Flowers, and Seeds

Flowering plants grow in a wide variety of habitats and environments. They can go from germination of a seed to a mature... Read More

X chromosome

Definition noun, plural: X chromosomes A mammalian sex chromosome which typically occurs in two in females and one in... Read More

Absolute fitness

Definition noun A measure of biological fitness expressed as the total number of gene copies transmitted to the subsequent... Read More

Darwinian fitness

Definition noun A relative measure of reproductive success of an organism in passing its genes to the next generation's gene... Read More

Genetic material

Genetic Material Definition What is genetic material? Genetic material is the hereditary substance in the cell. It carries... Read More

Physical fitness

Definition noun A general state of well-being and good health in which performance is optimal, i.e. effectively and... Read More

Diet

Definition noun (1) (nutrition) The food and drink consumed by an individual or group (2) The controlled or restricted... Read More

Fitness

Definition noun (1) (biology) A biological condition in which a competing variant is increasing in frequency relative to... Read More

Automixis

Definition noun (botany) Self-fertilization; a mode of fertilization where fertilization takes place on the flower itself,... Read More

SENI Biometric Analysis on the extinct Scincidae species: Macroscincus coctei (underlined)

Brian L. Schnirel Leeway Corucia Research Center (LCRC) Courtesy: Polyphemos (2004)   Introduction: It has been... 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

Imprinting

What does imprinting mean? Have you watched the TV cartoon show “Tom and Jerry” with an episode of a duck and its... 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