Genetics
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19 terms
Terms | Definitions |
|---|---|
 Law of Independent Assortment | Genes for different traits segregate independently during gamete formation |
| Principle of Segregation | During gamete formation, alleles for the same trait are separated from one another. Thus gametes, only carry one copy of each gene so each parent only passes one copy of each gene to their offspring. |
| Down Syndrome Notation | Down Syndrome Notation |
| 45, XO | Turner Syndrome Notation |
| 47, XXY | Klinefelter Sydnrome |
| 47, XXX | Metafemales |
| 47, XYY | Jacob Syndrome |
| Autosomal Dominant | Appears in every generation Approx. equal # of males and females affected Ex. Huntington's Disease |
| Autosomal Recessive | Appear to "skip" generations Males and females equally affected |
| Sex-linked Recessive | Appears to "skip" generations More males are affected than females Females can be carriers |
| Gregor Mendel | Who was the father of genetics? |
| 1822 | When was Gregor Mendel born? |
| Austrian Monk | What was Gregor Mendel before he became interested in genetics? |
| Pea Plants | How did Gregor Mendel study heredity? |
| Non-disjunction of chromosomes during meiosis Chromosomal abnormalities during crossing-over in meiosis Mutations in DNA | Name three ways disorders arise. |
| Abnormal numbers | What are aneuplodies? |
| Deletions, inversions, translocations, duplications | Name 4 other errors that can occur in chromosomes? |
| 1st law of probability | Past outcomes do not affect future outcomes |
| 2nd law of probability | The probability of 2 events happening at the same time is the product of the probability that the vents will occur independently. |
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