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Cloning
Cloning The production of a clone. (For the purpose of this report, generating an individual animal or person that derives its nuclear genes from a diploid cell taken from an embryo, fetus, or born individual of the same species.)
RELATED TERMS-------------------------------------- Clone 1) An exact genetic replica of a DNA molecule, cell, tissue, organ, or entire plant or animal. 2) An organism that has the same nuclear genome as another organism. Genes Basic, functional units of heredity, each occupying a specific place on a chromosome. Diploid Refers to a cell having two sets of chromosomes (in humans, 46 chromosomes). In contrast, a haploid cell, such as a gamete, has only one set of chromosomes (23 in humans). Cell Fundamental structural unit of all life. The cell consists primarily of an outer plasma membrane, which separates it from the environment; the genetic material (DNA), which encodes heritable information for the maintainance of life; and the cytoplasm, a heterogeneous assemblage of ions, molecules, and fluid. Embryo The early stages of development before an organism becomes self supporting. Fetus The stage of human development from 10 weeks' gestation until birth. SIMILAR TERMS-------------------------------------- Clonal deletion The loss of lymphocytes of a particular specificity due to contact with either "self" or artificially introduced antigen. Clonal selection theory The prevalent concept that specificity and diversity of an immune response are the result of selection by antigen of specifically reactive clones from a large repertoire of preformed lymphocytes, each with individual specificities. Clonazepam An anticonvulsant. Clone 1) An exact genetic replica of a DNA molecule, cell, tissue, organ, or entire plant or animal. 2) An organism that has the same nuclear genome as another organism. Clone bank Synonym for Genomic library. Clones, recombinant Clones containing recombinant DNA molecules. Clonic seizure A seizure in which there are generalized clonic contractions with the entire body jerking, but without a preceding tonic phase. Clonidine hcl Clonidine hcl is a prescription or over-the-counter drug which is (or once was) approved in the United States and possibly in other countries. Active ingredient(s): clonidine hydrochloride. Clonidine hcl and chlorthalidone Clonidine hcl and chlorthalidone is a prescription or over-the-counter drug which is (or once was) approved in the United States and possibly in other countries. Active ingredient(s): chlorthalidone; clonidine hydrochloride. Cloning, cell The process of producing a group of cells (clones), all genetically identical, from a single ancestor. Cloning, DNA The use of DNA manipulation procedures to produce multiple copies of a single gene or segment of DNA. Clonote The first cell produced by the combination of a nucleus and an enucleated ovum that launches the process of somatic-cell nuclear transfer (SCNT). As opposed to the zygote, the first cell resulting from fertilization. PREVIOUS AND NEXT TERMS-------------------------------------- Chimera An organism composed of cells derived from at least two genetically different individuals. Chorion The outermost of the two membranes surrounding the embryo/fetus, part of which forms the fetal portion of the placenta. Cleavage The process of cell division in the very early embryo before it becomes a blastocyst. Cleavage pattern The pattern in which cells in a very early embryo divide; each species of organism displays a characteristic cleavage pattern that can be observed under a microscope. Departure from the characteristic pattern usually indicates that an embryo is abnormal, so cleavage pattern is used as a criterion for preimplantation screening of embryos. Clone 1) An exact genetic replica of a DNA molecule, cell, tissue, organ, or entire plant or animal. 2) An organism that has the same nuclear genome as another organism. Cloning Culture Growth of cells, tissues or embryos in vitro on an artificial nutrient medium in the laboratory. Cafe au lait spots Irregularly shaped, permanent tan or light brown flat birthmark patches. More than a few large spots may indicate neurofibromatosis, a genetic disorder, so if your baby has them, tell his doctor. Celiac sprue An inherited food intolerance characterized by sensitivity to gluten, a protein found in wheat, rye, oats, and barley. Cephalopelvic disproportion When a baby's head is too large to pass through the mother's pelvis. This condition accounts for about 5 percent of cesarean deliveries. Cerclage Stitching closed a weak cervix (called an incompetent cervix) to support a pregnancy to term. Most successful in preventing miscarriage and preterm labor when performed early in pregnancy - at about 18 to 20 weeks. We thank you for using the Medical Glossary to search for Cloning. If you have a better definition for Cloning than the one presented here, please let us know by making use of the suggest a term option. This definition of Cloning may be disputed by other professionals. Our attempt is to provide easy definitions on Cloning and any other medical topic for the public at large.
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