303 results found

Search Results for: genetics

Genetics

Genetics Definition noun (1) The study of the patterns of inheritance of specific traits, relating to genes and genetic... Read More

Genetics – Lesson Outline & Worksheets

  Topics Modules Quizzes/Worksheets Description Introduction to Genetics Genetics - Definition:... Read More

Molecular genetics

Definition noun A branch of genetics that deal with the structure and function of genes at a molecular... Read More

Mendelian Genetics

Definition noun (genetics) A set of theories that attempts to explain inheritance and biological diversity according to... Read More

Cytogenetics

Definition noun The branch of genetics that is concerned primarily in cellular components, especially chromosomes, in... Read More

Biochemical Genetics

Definition noun A branch of genetics at a biochemical level and in which the relationship of genes and their control over... 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

Genetics and Evolution

Tutorials in Genetics and Evolution immerse on the molecular aspects and the works of nature that led to what every living... Read More

Insertion (genetics)

In genetics, insertion refers to the type of mutation characterized by the insertion of one or few nucleotide base pairs to... Read More

Mendel’s Law & Mendelian Genetics

Reviewed by: Mary Anne Clark, Ph.D. The previous tutorial, Dominance, has described Gregor Mendel’s law of... 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

Heredity

Heredity Definition In biology, heredity refers to the passing of genetic factors from parents to offspring or from one... Read More

Modern genetics

modern genetics That body of method and analysis that perceives genetics as the study of the economy of nucleic acids and... Read More

Population genetics

Population genetics (Science: epidemiology, genetics) The study of genetic influences on the components of cause and effect... Read More

Variation

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

Complete dominance

Complete Dominance Definition Genetics is the study of how traits are inherited by organisms and in what ways these... Read More

Population

Living organisms typically prefer to live, grow and survive in groups. Except for some species that prefer solitude - both... Read More

Gene

A gene is the fundamental, physical, and functional unit of heredity. The genes make up the sequences of DNA (genotypes).... Read More

Phylogenetics

Definition noun (1) The study of phylogeny (2) The study of evolutionary relatedness among various groups of organisms... Read More

Traits

Traits Definition "Trait" is a rather well-known word in the English language. What does trait mean? A trait is defined... 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

Family traits

When one thinks of family, they often think of persons who are blood-related to each other as parents to their children and... 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

Probability

Probability Definition How do you define probability? In science, probability is a measurement tool that calculates the... Read More

Gregor Mendel

Definition noun Augustinian monk and botanist who formulated the laws of heredity based on his careful breeding... Read More

Genome

Genome Definition What is a genome? As defined in biology, a genome is a complete set of deoxyribonucleic acid (DNA) within... Read More

Mosaicism

Cells often go through many divisions before they become a part of an organism’s genetic make-up. This leaves room for... Read More

Genetic diversity

Genetic Diversity Definition Each species is composed of individuals with their own set of genes. A gene is the inheritance... Read More

Transition

Definition noun, plural: transitions (genetics) A small-scale mutation characterized by the replacement of a purine by... Read More

Genotype

Genotype Definition Genotype is the genetic makeup of an individual cell or organism that determines or contributes to its... Read More

Phenotypic ratio

Phenotypic Ratio Definition How would one define phenotypic ratio? The correlation between the amount of offspring that... Read More

Symbiosis

Symbiosis Definition What is symbiosis? Symbiosis can be defined as any kind of relationship or interaction between two... 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

Transposition

Definition noun, plural: transpositions (genetics) The transfer of a segment of DNA from one site to another of a... Read More

Incomplete dominance

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

Mendelian inheritance

Definition noun (genetics) A type of biological inheritance that conforms to the set of principles of Gregor Mendel... Read More

Polypoid

Definition noun (genetics) A cell or an organism containing more than two sets of homologous... Read More

Parthenogenesis

To reproduce, by definition, means to produce new offspring. The process is referred to as reproduction, which is one of the... Read More