Bio Chapter 9

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Cloning, genetic engineering, DNA fingerprinting, producing medical treatments, changing crops

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Know how to create & read restriction maps!!! Also, the processes in the notes are slightly more detailed, so don't forget to study those!

38 Terms

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Cloning, genetic engineering, DNA fingerprinting, producing medical treatments, changing crops

Reasons we manipulate DNA

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2

Restriction Enzymes

Enzymes that cut DNA

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Bacteria

What restriction enzymes come from

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4

Restriction Site

The nucleotide sequence cut out by enzymes

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5

Blunt Ends

A restriction site cut straight

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Sticky Ends

A restriction site with staggered cuts

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7

Gel Electrophoresis

A technique that separates DNA fragments by size and charge

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8

Farther

Smaller fragments travel ______ on gel electrophoresis

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9

Shorter

Larger fragments travel ______ on gel electrophoresis

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10

Kilobase Pairs

The measurement used to read the length of DNA fragments

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11

Electrical Current

This pulls DNA fragments through the gel in gel electrophoresis

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12

Negative

DNA molecules have a _______ charge

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13

Polymer Chain Reaction

The process that makes copies of a DNA sequence

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14

Denaturing

Step 1 of PCR

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15

Annealing

Step 2 of PCR

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Extensions

Step 3 of PCR

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17

Denaturing

The process of PCR in which DNA is heated to 90 degrees C to separate strands

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18

Annealing

The process of PCR in which primers are binded to each strand

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19

Extensions

The process of PCR in which nucleotides and polymerase are added to each strand to copy it

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20

DNA, DNA polymerase, 2 primers, and many of each nucleotide

The materials necessary for PCR

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21

DNA Fingerprinting

A type of restriction map used for identification

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22

Noncoding

DNA Fingerprinting is based on _________ regions of DNA

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23

Criminal cases, paternity tests, identifying bodies, and genetic testing

The ways DNA Fingerprinting is used

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24

Genetic Engineering

The process of adding new DNA to an organism

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Recombinant DNA

DNA from more than one organism used in genetic engineering

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Transgenic Organisms

The name of organisms that underwent genetic engineering

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27

Restriction enzymes cut the foreign DNA gene, insert it into a plasmid, and add it to an organism

The process of making recombinant DNA

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28

Insulin

Transgenic bacteria is used to produce _______

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Vaccines

Transgenic viruses are used to produce _______

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Resistant to frost, disease, and insects, & increased crop yields

Advantages of transgenic plants

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31

Putting recombinant DNA into an egg

Transgenic animals are produced by ______

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Ethical, environmental, and genetic diversity

Common concerns about genetic engineering include

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33

Clone

A genetically identical organism

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34

Nuclear Transfer

The name of the process of cloning

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35

A nucleus is taken from a somatic cell and transferred to an egg, then implanted into the womb of an animal

The process of nuclear transfer

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36

Creating organs for transplant & saving endangered species

Advantages of cloning

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Low success rate, less healthy animals, and decreased biodiversity

Concerns of cloning

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38

Gene Therapy

Adding or changing genes to your body to treat diseases

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