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21 Cards in this Set
- Front
- Back
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Chromosome |
A rod shaped structure made of DNA and proteins. |
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Chromatid |
Each half of a chromosome |
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Centromere |
A point where two chromatids of a chromosome are attached. |
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Chromatin |
The less tightly coiled DNA-protein complex |
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Sex Chromosomes |
Chromosomes that determine the sex of an organism, and may also carry genes for other characteristics. |
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Autosomes |
All of the other chromosomes in an organism. |
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Homologous Chromosomes, or homogues |
The same size and shape and carry genes of the same traits. |
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Karyotype |
Which is a photomicrograph of the chromosomes in a normal dividing cell found in a human. |
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Diploid
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Cells that have two sets of chromosomes. |
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Haploid |
Sperm cells and egg cells that only contain one set of chromosomes |
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Binary-Fission |
the division of a prokaryote cell into two offspring cells. |
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Mitosis |
The first type of cell division. |
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Asexual Reproduction |
The production of offspring from one parent. |
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Meiosis |
The second type of cell division. |
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Gametes |
The formation in which meiosis occurs. |
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Interphase |
The time between cell divisions. |
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Cytokinesis |
The division of the cells cytoplasm. |
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Cell Plate |
When the vesicles form the Golgi appartus join together at the midline of the dividing cell. |
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Crossing-over |
A process when the portions of chromatids may break off and attach to adjacent chromatids on the homologous chromosome. |
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Genetic Recombination |
The regrouping of genes in an offspring that results in a gentetic makeup that is different that of the parents. |
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Independent Assortment |
The random distripution of the pairs of genes on different chromosomes to the gametes |
