117 results found

Search Results for: all-or-none-law

Law of Segregation

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

Independent Assortment

Independent Assortment Definition Independent assortment refers to the alleles or genes that sort into the newly formed... Read More

Limiting factor

Limiting Factor Definition A limiting factor refers to any of the factors (variables) in an environment capable of limiting... Read More

First-order kinetics

What is a First-Order Kinetics (First-Order Reaction)? First-order kinetics refers to a reaction wherein the overall rate... Read More

Law of Independent Assortment

Law of Independent Assortment Definition noun (genetics) Mendelian law stating that for every pair of unit factors, each... Read More

Inherited traits

What are Inherited Traits? The characteristics or traits that are passed from parents to offspring are known as inherited... Read More

Law of Purity of Gametes

Definition noun (genetics) Gregor Mendel's law stating that the unit factors are brought together and paired during union or... Read More

All-Or-None-Law

A law stating that stimuli either produce a reaction or no reaction at all in particular circumstances, no matter how much... Read More

Law of Unit Characters

Definition noun (genetics) A Mendelian law which states that every genetic character of an organism is controlled by unit... Read More

Beer-Lambert law

Definition noun The principal law in spectrometry in which it states that the absorbance at a given wavelength of light is... Read More

Monogenic inheritance

Definition noun A form of inheritance that follows Mendel's Law of Heredity Supplement Monogenic inheritance refers to the... Read More

Mendel’s laws: definitions

Genetics - a branch of biology that deals with the study of heredity and variationsVariations - differences amongst the... Read More

Law of biogenesis

Law Of Biogenesis Definition Law of Biogenesis states that life arises from pre-existing life, not from nonliving matter.... Read More

Heredity

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

Law of Dominance

Definition noun (genetics) Gregor Mendel's law stating that when two alleles of an inherited pair is heterozygous, then,... Read More

Law of regression to mean

Law of regression to mean --> Galton's law in a population mating at random, the progeny of a parent with an extreme... Read More

Genotypic ratio

Genotypic Ratio Definition To understand 'Genotypic ratio', let us first understand the terms: 'Genotype' and 'Phenotype'.... Read More

Genetics – Lesson Outline & Worksheets

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

Decree

Decree 1. An order from one having authority, deciding what is to be done by a subordinate; also, a determination by one... Read More

Punnett Square

Punnett Square Definition A tool that helps to show all possible allelic combinations of gametes in a cross of parents with... Read More

Gregor Mendel

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

Non-Mendelian inheritance

Definition noun (genetics) A type of biological inheritance wherein the patterns of phenotypes do not accord with those as... Read More

Mendelian inheritance

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

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

Theory

Theory Definition In science, a theory is a scientific explanation of a phenomenon. By scientific, it means it is an... Read More

Starlings law

Definition noun Starling’s law states that the force of contraction depends on the length of muscle fibers of the heart... 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

Law of recapitulation

Definition noun The theory formulated by E.H. Haeckel in which the individuals in their embryonic development pass through... Read More

Biology

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

Metabolism

Metabolism Definition What is metabolism in the body? Metabolism encompasses the various biochemical processes, reactions,... Read More

Law of similars

Law of similars --> similia similibus curantur The homeopathic formula expressing the law of similars, the doctrine that... 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

Sex-linked trait

Definition of Sex-Linked Traits A sex-linked trait is an observable characteristic of an organism that is influenced by the... Read More

Shelfords Law of Tolerance

Definition noun It is a law stating that a certain organism’s survival and existence depend upon the multifaceted set of... Read More

Vant hoffs law

van't Hoff's law In stereochemistry, all optically active substances have one or more multivalent atoms united to four... Read More

Recessive

Definition adjective (genetics) Of, or pertaining to, a gene (or allele) whose phenotypic expression is masked by a... Read More

Incomplete dominance

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

Natural

natural 1. Fixed or determined by nature; pertaining to the constitution of a thing; belonging to native character;... Read More