wk10.txt

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Author:
jacobusm
ID:
585
Filename:
wk10.txt
Updated:
2009-10-28 16:27:11
Tags:
dna tecology
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Description:
biology 31.
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  1. What is a cloning vector?
    It is a small piece of DNA into which a forgein DNA fragment can be inserted.
  2. Plasmid
    extra-chromosomal DNA molecule separate from the chromosomal DNA which is capable of replicating independently of the chromosomal DNA. In many cases, it is circular and double-stranded. Plasmids usually occur naturally in bacteria, but are sometimes found in eukaryotic organisms.
  3. what is a primer?
    artificially produced segment of nucleotides that is complementary to an area just upstream or downstream from a gene of interes and whose function is to signal DNA polymerase where to begin replictaion.
  4. what is recombinant DNA
    A DNA technology where dna fragments from one organism is combined with Dna from another organism
  5. restriction enzyme
    recognizes a sequence of dna and cuts it to where it produces sticky ends

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