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Meiosis Vocab
vocab definitions
| Term | Definition |
|---|---|
| Asexual Reproduction | The production of genetically identical offspring from a single parent is known as asexual reproduction. |
| Sexual Reproduction | The fusion of two reproductive cells formed by each of two parents. |
| Chromosome | When genetic information is bundled into packages of DNA. |
| Chromatid | During prophase, each duplicated chromosome condenses to appear as two thick strands known as sister chromatids. |
| Gene | Held to determine characteristics of an offspring. |
| Allele | One of two or more alternative forms of a gene that occupy the same position on homologous chromosomes. |
| Meiosis | A type of cell division that results in four daughter cells each with half the number of chromosomes of the parent cell. |
| Homologous chromosomes | Each of the four chromosomes from the male parent has a corresponding chromosome from the female parent. |
| Tetrad | In prophase I of meiosis, each replicated chromosome pairs with its corresponding homologous chromosome. It forms tetrad which contains four chromatids. |
| Crossing Over | Bits and pieces of the homologous chromosomes separate. |
| Gamete | A mature haploid male or female germ cell which is able to unite with another of the opposite sex in sexual reproduction to form a zygote. |
| Diploid | A cell with two sets of homologous chromosomes. |
| Haploid | Some cells have a single set of chromosomes, and, therefore, a single set of genes. |