revision
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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| Genotype | Our genetic make-up, for example "BB" "bb".
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| Heterozygous | These individduals carry two different allel.
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| Homozygous | These individuals carry two copies of the same allel.
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| Dominant Allel | Always shows, even if the individual only has one copy of the allel. You only need one copy of the allel to have brown eyes.
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| Recessive Allel | Only shows if the individual has two copies of this allel. You need both copies of the allel for blue eyes to have blue eyes
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| Phenotype | The characteristics which show up in our apperence.
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| Chromosomes | Made from long molecules called DNA. There are 23 pairs of them in a human cell's mucleus.
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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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Created by:
claudiadg
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