22 results found

Search Results for: inbreeding

Inbreeding

Inbreeding is a type of breeding or mating where closely related individuals with a common ancestor produce progenies with... Read More

Inbreeding depression

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

Selective Breeding

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

Inbred strain

Definition noun, plural: inbred strains A strain of animal or plant that has undergone an inbreeding strategy (e.g. brother... Read More

Consanguinity

Definition noun, plural: consanguinities A relationship that arises from having a common ancestor;... Read More

Viability

Whether we talk about “a travel plan” or “a science experiment” or “the chances of a pregnancy reaching its... 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

Genetic variability

Genetic Variability Definition Genetic variability refers to the tendency of individual genetic characteristics in a... Read More

Allogamy

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

Self pollination

Definition noun (botany) A type of pollination in which the pollen from the anther of the flower is transferred to the... Read More

A Look Into Natural Selection and its Mechanisms

Charles Darwin is credited with outlining the fundamentals of evolution. He was a smart and eager pupil and protégé, and... Read More

Cross-pollination

Definition noun (botany) A type of pollination in which the pollen from the anther of a flower is transferred to the stigma... Read More

Outbreeding

The opposite of inbreeding, where reproduction occurs between organisms that have no distinct family... Read More

True breeding

Definition noun A kind of breeding in which the parents with a particular phenotype produce offspring only with the same... Read More

Homozygous

Homozygous Definition Diploid organisms that have a genotype of identical alleles for a trait or phenotype at a specific... Read More

Heterosis

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

Gene pool

Definition noun, plural: gene pools (population genetics) The total number of genes of every individual in an interbreeding... Read More

Biology

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

Divergence

Definition noun (evolutionary biology) The evolutionary process wherein a population of species diverge into two or more... Read More

Genetics – Lesson Outline & Worksheets

 Topics Modules Quizzes/Worksheets DescriptionIntroduction to GeneticsGenetics - Definition:... Read More

Takahē (Porphyrio hochstetteri)

By: Maria Victoria GonzagaPreviously, we've seen the different animals endemic to New Zealand. Due to the... Read More