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Unit 2 Topic 4 vocab

Meiosis

TermDefinition
Asexual reproduction The production of genetically identical offspring from a single parent.
Sexual reproduction The fusion of two reproductive cells formed by each of two parents.
Chromosome Genetic information bundled into packages of DNA.
Chromatid One of two identical "sister" parts of a duplicated chromosome
Gene sequence of DNA that codes for a protein and thus determines a trait; factor that is passed from the parent to the offspring
Allele One of different forms of a gene
Meiosis Process in which the number of chromosomes per cell is cut in half through the separation of homologous chromosomes in a diploid cell.
Homologous chromosomes Term used to refer to chromosomes in which one set comes from the male parent and one set comes from the female parent.
Tetrad The structure containing four chromatids that forms during meiosis
Crossing Over Process in which homologous chromosomes exchange portions of their chromatids during meiosis
Gamete Sex cell
Diploid Term used to refer to a cell that contains two sets of homologous chromosomes.
Haploid Term used to refer to a cell that contains only a single set of genes.
Created by: user-2051224
 

 



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