chapter 4 dna
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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Nitrogen bases | molecules that contain nitrogen and other elements
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DNA replication | the process when DNA copies its self
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Messenger RNA | Copies the message from DNA in nucleus and carries the message to the ribosome in the cytoplasm
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transfer RNA | carries amino acid to the ribosome from the cytoplasm
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Mutation | any change in the DNA of a gene or chromosome
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Cancer | is a disease in which cells grow and divide uncontrollably
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tumor | a mass of abnormal cells that develops when cells divide and grow uncontrollably
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chemotherapy | is a drug to treat a disease
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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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