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unit 2 topic 4
meiosis
| Term | Definition |
|---|---|
| Asexual Reproduction | the production of genetically identical offspring from a single parent |
| Sexual Reproduction | the production of genetically combined offspring from two parents |
| Chromosome | packaged chromosomes |
| Chromatid | sticks of dna for mitosis |
| Gene | what makes someone unique, physically ex. blue eyes |
| Allele | singular part of a gene, when crossing over happens, this is what is affected |
| Meiosis | the process of whatever amount of chromosomes cutting in half in a diploid cell |
| Homologous chromosomes | meaning each of the set amount of chromosomes for each parent are there |
| Tetrad | contains four chromatids |
| Crossing Over | bits of the chromosomes break off and connect to the other chromosomes |
| Gamete | sex cell, sperm and egg (testes and ovary), each has 23 and haploid |
| Diploid | a cell w/ two sets of homologous chromosomes |
| Haploid | a cel w/ one set of homologous chromosomes |