43 results found

Search Results for: progeny

Progeny

progeny Offspring; descendants. Origin: L. Progenies, fr. Progigno, to... Read More

Genotypic ratio

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

Fecundity

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

Non-Mendelian Inheritance

Reviewed by: Mary Anne Clark, Ph.D. The inheritance patterns seen in Mendel's monohybrid and dihybrid crosses... Read More

Diatom

A diatom is a unicellular eukaryotic alga characterized by the siliceous covering and symmetry. Diatoms are mostly aquatic,... Read More

Gamete

Definition of Gamete What is a gamete? A gamete is the mature reproductive or sex cell that contains a haploid number of... Read More

Protist

Protist Definition What is a protist? All protists are eukaryotes, i.e. organisms with a nucleus. However, they are... Read More

Apomixis

Apomixis Definition Just like any other organism, the process of reproduction is pivotal to the life cycle of plants. There... 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

Law of Independent Assortment

Law of Independent Assortment Definition The Mendelian inheritance principles are derived from and named after the monk,... Read More

Genotype

Genotype and Phenotype The contrasting terms genotype and phenotype are used to define the characteristics or traits of an... Read More

Lytic cycle

Definition noun One of the two cycles of viral reproduction (the other being the lysogenic cycle), which is usually... Read More

Heterochrony

Definition noun, plural: heterochronies Refers to the rate of morphological transformations accomplish by the developmental... Read More

Evolution

Reviewed by: Mary Anne Clark, PhD Evolution Definition Evolution (evo‧lu‧tion, ˈɛvəluːʃ(ə)n) is... 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

The Amazing Spider Dads

Humans are not the only fathers capable of giving it all for the sake of their progeny. The animal kingdom is teeming with... 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

Connexin 26

Definition noun A gap junction protein that has been regionally specialize structures on plasma membranes of the contacting... Read More

Heterosis

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

Allopolyploidy

Definition noun (genetics) A type of euploidy wherein the additional set of chromosomes is derived from another species,... Read More

Pioneer species

You might have come across news of some barren lands turning into luscious grasslands or forests after decades? Or you might... Read More

Cells know when to separate at mitosis

How do cells know when to separate during mitosis? A molecule called BubR1 was found to regulate the timing of the division... Read More

Mitochondrial DNA not just from moms but also from dads?

If one wants to trace down lineage, that person could turn to the cell's powerhouse, the mitochondrion. This organelle... 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

Mendel’s laws: definitions

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

Sibship

sibship 1. The reciprocal state between individuals who have the same pair of parents. 2. All progeny of one pair of... Read More

Heredity

Reviewed by: Mary Anne Clark, PhD Heredity Definition In biology, heredity refers to the passing of genetic... Read More

Animal

Animal Definition An animal (plural: animals) refers to any of the eukaryotic multicellular organisms of the biological... Read More

Generation

Generation 1. The act of generating or begetting; procreation, as of animals. 2. Origination by some process, mathematical,... Read More

Parental generation

Definition noun (genetics) The first set of parents crossed in which their genotype is the basis for predicting the... Read More

Mule

Definition noun, plural: mules (zoology) A sterile hybrid offspring, especially of a male donkey and a female horse (botany)... Read More

Brood

Brood 1. The young birds hatched at one time; a hatch; as, a brood of chicken. As a hen doth gather her brood under her... 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

Filial generation

Definition noun, plural: filial generations (genetics) Any generation resulting from a genetically controlled mating... Read More

Mutagen

Mutagen Definition What is a mutagen? A mutagen is a substance or agent that causes DNA impairment that results in the... Read More

Physiological adaptation

If we look over evolutionary history, we find that it’s neither the most genius and intelligent nor the strongest and the... Read More

Cloning

Cloning Definition In biology, cloning is the process of producing similar populations of genetically identical individuals... Read More

Genomic imprinting

Definition noun A phenomenon in which the phenotype of the offspring depends on the source of the chromosome containing the... Read More

Imp

Imp 1. A shoot; a scion; a bud; a slip; a graft. 2. An offspring; progeny; child; scion. The tender imp was weaned.... Read More