Lecture 1: chapter 1 USDFall2018 Dr. Karen Koster
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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| Which is larger virus or bacterium? | bacterium
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| What is the size of a virus? | 100nm
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| What is the size of a bacterium? | 1micrometer
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| What is the size of an animal cell? | 10 micrometers
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| What is the size of a plant cell? | 100 micrometers
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| What is the size of a water molecule? | .126 nm
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| What is the average size of a eukaryotic cell? | 20 micrometers in diameter
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| What is the diameter of a DNA helix? | 2nm
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| What is the length of a phospholipid? | 3nm
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| What is the diameter of a microfilament? | 7nm
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| What is the diameter of a ribosome? | 25nm
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| What is the diameter of a mitochondira? | 0.5 micrometers
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| What is the diameter of a cell nucleus? | 6 micrometers
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| What is the average membrane thickness? | 7.5nm
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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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