Genes, Chromosomes and DNA B1
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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| What is a nucleus? | The part of a cell that contains the genetic material in the form of chromosomes.
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| What do genes control? | The development of characteristics.
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| What is an allele? | A different version of the same gene.
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| Give an example of an allele. | Blue or brown eyes characteristics caused by different alleles.
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| What are the sizes of things in the nucleus? | DNA is the smallest, then genes, then chromosomes.
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| How does DNA make a chromosome? | DNA is coiled up to form the arms of the chromosome.
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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.
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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:
GuyBrazier
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