Search Results for: fusion
Sexual reproduction
Sexual reproduction is a mode of reproduction involving the fusion of haploid female gamete (egg cell) and haploid male... Read More
Amphimixis
Definition noun, plural: amphimixes The union or the fusion of the male and the female gametes during sexual... 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
Asexual reproduction
Asexual Reproduction Definition What is asexual reproduction? Asexual reproduction is a mode of reproduction that does not... Read More
Endocytosis
Endocytosis Definition What is endocytosis in biology? Endocytosis is a cellular process by which a cell internalizes any... Read More
Langhans giant cell
Definition noun, plural: Langhans giant cells A type of giant cell formed by the fusion of epithelioid macrophages, and... Read More
Sporophyte
Sporophyte Definition What is a sporophyte? Accordingly, the sporophyte is the plant generation that produces spores. To... Read More
Mitochondrion
Mitochondrion Definition What are mitochondria? The term “mitochondrion” comes from the two words of the Greek... Read More
Heat of fusion
Definition noun 1. (Chemistry) The amount of heat required to melt one gram of a pure substance without a change in... Read More
Cytokinesis
The cell cycle of eukaryotes is a cyclical series of biological events that certain asexual cells go through. The cell cycle... Read More
Axon terminal
An axon terminal is any of the button-like endings of axons through which axons make synaptic contacts with other nerve... Read More
Fragmentation
Fragmentation Definition What is fragmentation? In general, fragmentation refers to the state or the process of breaking... Read More
Semilunar valve
The human heart structure consists of heart chambers (2 atria and 2 ventricles) that differ functionally from each other.... Read More
Phagolysosome
Definition noun plural: phagolysosomes (cell biology) A cytoplasmic body that forms from the fusion of phagosome and... Read More
Seed Plants
There are two main subdivisions of seed plants—the ones without covered seeds, the gymnosperms, and the ones with covered... Read More
Single transverse palmar crease
Definition noun The single crease or line extending across the palm, and formed by the fusion of the proximal and the... Read More
Pseudogamy
Definition noun (1) A form of parthenogenesis wherein the sperm stimulates the egg cell to develop into an embryo without... Read More
Perfect fungi
Definition noun A group of fungi that reproduce through asexual spores and sexually-produced spores Supplement Fungi are... Read More
Pronucleus
pronucleus (Science: molecular biology) haploid nucleus resulting from meiosis. In animals the female pronucleus is the... Read More
Muscular system
Muscular System Definition What is the muscular system? The muscular system is a system that includes muscle cells and... Read More
Gene Regulation in Eukaryotes
Reviewed by: Mary Anne Clark, Ph.D. Eukaryotic Gene Structure In prokaryotes the DNA is located in the... Read More
Chromosomal mutation
Every living thing is made up of DNA. Our DNA is what makes us unique and different in the world. Our DNA is made up of... Read More
Human Reproduction and Fertilization
For the human species to continue surviving, it is essential that mature adults are capable of producing fertile offspring... Read More
Respiration
Organization of the Respiratory System Each lung is composed of air sacs called alveoli - the sites of gas exchange with... Read More
Genome shuffling
Recombination of whole genomes. One example is protoplasm... Read More
Paracentric inversion
Definition noun, plural: paracentric inversions (genetics) An inversion of a segment of chromosome in which the centromere... Read More
Pluripotent
Pluripotent Definition What is pluripotent? In biology, the term "pluripotent" means capable of developing into... Read More
Senescence
Senescence Definition Senescence is defined as biological aging. In cell biology, it refers to the cell wherein it is no... Read More