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 | Are molecules that contain nitrogen and other elements.
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| DNA replication | Is the process in which an identical copy of a DNA strand is formed for a new cell.
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| mRNA | Copies the message from DNA in the nucleus and carries the message to the ribosome in the cytoplasm.
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| tRNA | Carries amino acids to the ribosome and adds them to the growing protein.
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| Mutation | Is any change in the DNA of a gene or chromosome.
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| Cancer | Is the disease in which cells grow and divide uncontrollably, damaging the parts of the body around them.
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| Tumor | Is a mass of abnormal cells that develops when cells divide and grow uncontrollably.
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| Chemotherapy | Is the use of drugs to teat 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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Created by:
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