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Content Mastery
CHAPTER
16
DNA TECHNOLOGY
Review the Key Terms
Use the Chapter 16 key terms to complete the crossword
puzzle. One key term has been filled in for you.
cell culture
clones
1
gene splicing
3
c
gene therapy
genetic engineering
human genome
linkage map
plasmid
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recombinant DNA
c
restriction enzyme
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transgenic organism
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3. organisms that are genetically identical
5. the thousands of genes that make up the 46 human chromosomes
8. small ring of DNA
9. Scientists sometimes grow cells in a(n) ______________________ culture.
10. A mechanical or biological ______________________ is used to transfer DNA.
11. An organism that has been changed by genetic engineering is a(n) ______________________
organism.
DOWN
1. therapy that can be used to correct genetic disorders
2. enzymes used to cut DNA molecules
4. map showing the location of genes on a chromosome
5. engineering used to move genes from one organism to another
7. Gene ______________________ is used to reconnect pieces of DNA.
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CHAPTER 16 BIOLOGY: The Dynamics of Life
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6. DNA made by connecting pieces of DNA