Chapter 14 Quiz/test Flashcards Preview

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Flashcards in Chapter 14 Quiz/test Deck (12)
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0
Q

Pedigree chart

A

Used to track a genetic trait from genaration to genaration

1
Q

Karyotype

A

Chromosome map/shows homologous pairs

2
Q

Genetic engineering

A

Technologies that alter the genetic makup of a living organism

3
Q

Recombinant DNA

A

Combine DNA sequences from 2 different sources

4
Q

Transgenetic organism

A

Genetic makup has been altered by inserting a gene from another organism

5
Q

GMO ( genetically modified organism )

A

An organism whose genetic makup has been altered

6
Q

Why don’t we want to use pesticides?

A

The chemicals could contaminate ground water

7
Q

What are some uses of genetically modified organisms?

A
  • To develop crops resistant to viruses, infections…

- to develop crops that can be grown in poor conditions

8
Q

What does an restriction enzyme do?

A

Cuts DNA at a sequence of nucleotides

9
Q

Plasmid

A

Small circular piece of DNA from bacteria

10
Q

What are the steps to recombinant DNA?

A

1) identify the gene
2) restriction enzyme cut open gene
3) restriction enzyme to cut open plasmid
4) recombine the gene and the plasmid together
5) recombinant DNA will produce protien

11
Q

Gel electrophoresis

A
  • uses electricity to separate DNA fragments

- used in medical testing and criminal foremsics