Vocabulary for Ch 7 Section 1 Pre-AP Biology
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Carrier | Does not show disease symptoms but can pass on the disease causing allele to offspring
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| Sex-Linked Genes | Genes located on the sex chromosomes
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| X Chromosome inactivation | In each cell of female mammals, one of the two X chromosomes is randomly "turned off"
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| Incomplete Dominance | A heterozygous phenotype is somewhere between the two homozygous phenotypes
Neither traits are dominant
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| Codominance | Both traits are fully and separately expressed
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| Polygenic Traits | Traits produced by two or more genes
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| Epistasis | When a gene overshadows the others
EX. Albinism
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| Pedigree Chart | Helps trace the phenotypes and genotypes in a family to determine whether people carry recessive alleles
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| Karyotype | A picture of all the chromosomes in a cell.
Can show changes to chromosomes.
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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