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24 Cards in this Set
- Front
- Back
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The backbones of DNA alternate between.... |
Sugar or Phosphate |
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Adenine pairs up with |
Thymine |
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Guanine pairs up with |
Cytosine |
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Bases are always attached to |
Sugar |
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Hydrogen bonds are always found in |
Each pair of Adenine and Thymine and Guanine and Cytosine |
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2 Hydrogen Bonds are found in between |
Adenine and Thymine |
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3 Hydrogen Bonds are found between |
Guanine and Cytosiner |
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Adenine and Guanine are ______ And they always have a ________shape |
Purines;Double Ring |
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Thymine an Cytosine are called_______ And their shape is always_____ |
Pyrimidines;Single Ring |
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There are exactly____base pairs for each 360° turn of the double reflex molecule |
10 |
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Humans has how many pairs of chromosomes? |
23 |
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Chromosomes #1-22 are called what? |
Autosomes |
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The 23-24 chromosomes are called? |
Sex Chromosomes |
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XX Sex Chromosomes represent what? |
Female gender |
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XY Sex Chromosomes represent what? |
Male Gender |
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The diploid (2n) number of chromosomes refers to |
to a body cell with a full set of chromosomes |
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The haploid number of chromosomes refers to____ |
A sex cell with half the diploid number of chromosomes |
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Homologous Chromosomes |
2 Sex Chromosomes that are have the same genes |
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Histone Proteins |
They are proteins that the DNA wraps around within the nucleus |
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Non Histone Proteins |
Are the proteins that control specific activities of the DNA |
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When Chromotids condenses to be fat, Short, and Visible, we call the DNA a? |
Chromosomez |
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When this DNA is in a long thin invisible strand wrapped around Histone protein, we call it a |
Chromotin |
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When chromosomes replicates, we call it a |
Chromotids |
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If there's two Chromotids held together by a centromere by a centromere, we call them |
Sister Chromotids |
