Term
Codominance
(Remember: Co=both show) |
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Definition
Both alleles are expressed equally;
Example: Black chicken X white chicken=
black and white chicken |
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Term
Incomplete dominance
(Remember: In=In between) |
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Definition
One allele does not clearly dominate;
Example: Red flower X white flower = pink flower |
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Term
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Definition
| Traits controlled by genes found on sex chromosomes |
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Term
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Definition
| Sex linked traits passed to both females and males |
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Term
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Definition
| Sex linked traits passed only to males |
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Term
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Definition
Traits controlled by two or more genes;
"many genes" |
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Term
Royal hemophilia
Red-green colorblindness |
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Definition
| Two conditions caused by sex linked traits |
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Term
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Definition
| Most sex linked traits are carried on this chromosome |
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Term
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Definition
| An example of polygenic inheritance |
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Term
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Definition
A condition caused by abnormal blood cells (hemoglobin)
which is mostly found in African Americans
and White Americans with Mediterranean ancestors |
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Term
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Definition
| A condition in humans which is an example of codominance |
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Term
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Definition
| An example of multiple allelic inheritance |
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Term
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Definition
| A disease caused by simple dominant heredity |
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Term
- Cystic Fibrosis
- Tay-Sachs Disease
- Phenylketonuria
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Definition
| 3 Diseases caused by simple recessive heredity |
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Term
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Definition
| A condition caused by changes in the chromosome number (in this case too many) |
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Term
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Definition
| Caused by the inability to break down the amino acid phenylalanine; damages nervous system; babies are tested for this at birth |
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Term
Donated blood must match recipient or patient will die;
Used for finding parents |
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Definition
| Give two reasons why we care about blood types. |
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Term
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Definition
| A simple recessive inherited condition which causes heavy mucus in the lungs. |
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Term
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Definition
| A simple recessive inherited disorder of the nervous system caused by a lipid build-up in the cells; common among Amish and Jews in U.S. |
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Term
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Definition
A simple dominant hereditary disease
which breaks down brain tissue;
no treatment;
shows up at age 30-50 |
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Term
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Definition
A cell containing one set of chromosomes.
The number of chromosomes in a gamete cell.
Half the number of chromosomes in a regular cell. (1N) |
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Term
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Definition
| A cell containing two sets of chromosomes (2N) |
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