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14 Cards in this Set
- Front
- Back
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Chromosome |
Discrete unit of genetic material. |
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Where are genes physically located? |
Within the chromosomes |
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Chromosomes are composed of what? |
Chromatin |
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DNA is consider what? |
A protein complex |
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What is the primary function of genetic material? |
to store needed information |
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A typical eukaryotic chromosome can be composed of how many base pairs? |
hundreds of millions of base pairs long. |
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How long is a typical eukaryotic chromosome? |
length of up to 1 meter. |
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What does a typical eukaryotic chromosome have to fit inside of? |
10-100um with a nucleus that is 2-4um |
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typical chromosome contains what type of DNA molecules? |
single, linear, and double stranded DNA molecule |
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DNA must be ???? when inside of a chromosome |
Folded and packaged |
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in DNA Wrapping. What is a Nucleosome? |
DNA wrapped around an octamer of histone proteins |
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Nucleosome units are ??? |
repeating |
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DNA wrapping shortens length of DNA molecule by what factor? |
7-fold |
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In DNA wrapping, the structure of Nuclesomes resemble what? |
Beads on a string |
