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Unit 2 Topic 4

Meiosis

TermDefinition
Asexual Reproduction Process of reproduction involving a single parent that results in offspring that are genetically identical to the parent
Sexual Reproduction Type of reproduction in which cells from two parents unite to form the first cell of a new organism
Chromosome Threadlike structure of DNA and protein that contains genetic information; in eukaryotes, chromosomes are found in the nucleus; in prokaryotes, they are found in the cytoplasm
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 parents to offsprings
Allele One of different forms of a gene
Meiosis Process in which the number of chromosomes per cell is cut in half through the seperation of of homologous chromosomes in a diploid cell
Homologous Chromosomes Pairs of chromosomes within the same cell that share similar structure
Tetrad Structure containing four chromatids that forms during meiosis
Crossing Over Exchange of DNA
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-2051173
 

 



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