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| 1 |  <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg:: ::/sites/dl/free/0072919264/63065/0401.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (39.0K)</a>]]>
The above illustration depicts: |
 | A) | a molecule of double stranded DNA |
| B) | a molecule of single stranded DNA |
| C) | a molecule of single stranded RNA |
| D) | a molecule of double stranded RNA |
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| 2 | The letters A,G,T and C represent: |
| A) | phosphate groups |
| B) | sugar groups |
| C) | nucleotides |
| D) | protein molecules |
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| 3 | The backbone or sides of the ladder is composed of: |
| A) | phosphate groups |
| B) | sugar groups |
| C) | nucleotides |
| D) | protein molecules |
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| 4 | The type of bond between the A-T and G-C pairs is: |
| A) | polar covalent |
| B) | non-polar covalent |
| C) | ionic |
| D) | hydrogen |
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| 5 |  <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg:: ::/sites/dl/free/0072919264/63065/0405.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (65.0K)</a>]]>
What process is depicted above? |
| A) | transcription |
| B) | translation |
| C) | DNA replication |
| D) | protein synthesis |
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| 6 | The molecule responsible for separating the DNA helix is known as: |
| A) | replicase |
| B) | polymerase |
| C) | RNase |
| D) | helicase |
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| 7 | The molecule responsible for generating a new strand of DNA is known as: |
| A) | replicase |
| B) | polymerase |
| C) | RNase |
| D) | helicase |
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| 8 |  <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg:: ::/sites/dl/free/0072919264/63065/0408.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (47.0K)</a>]]>
The above illustration represents: |
| A) | the life cycle in a normal cell |
| B) | cell division only in a normal cell |
| C) | the life cycle of a cancer cell |
| D) | cell division in a cancer cell |
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| 9 | Mitosis functions to: |
| A) | form sex cells |
| B) | increase cell number for growth |
| C) | create variability in the population |
| D) | all of the above |
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| 10 | Interphase includes: |
| A) | G1 |
| B) | telophase |
| C) | anaphase |
| D) | metaphase |