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16 Cards in this Set
- Front
- Back
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What is Turner's Syndrome |
Females are missing an x chomosome |
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What is Klinefelter's Syndrome |
Male has an extra x chromosome |
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What is the XYY condition |
Males have an extra Y chromosome |
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What is the chromosomal difference between male and females |
Male has an X and Y Females have 2 X's |
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What are the sources of random variation |
Crossing over Random alignment of chromosomes Random fertilization |
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Contrast Mitosis/Meiosis |
Mitosis - Body cells results diploid for growth and repair Genetically identical Meiosis - Sex Cells Results haploid Genetically different Used for reproduction |
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What are both stages of meiosis` |
The first split is in 2 which is diploid (2n), it splits again into 4 and they all result haploid (n) |
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Define Homologous |
Having similar traits and characteristics |
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Define Diploid |
Contains 2 sets of chromosomes |
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Define haploid |
Having a single set of chromosomes |
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Define crossing-over |
Chromosomes exchange between homologous chromosomes |
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Define tetrad |
A group or set of 4 |
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Define gene mapping |
mapping genes |
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Define gene linkage |
Tendancy for alleles to be inherited together during meiosis phase |
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Give 2 examples of how genetic engineering can be used for good |
Getting rid of diseases Changing some appearence |
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Who was Gregor Mendel and what are his 4 major contributions |
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