General Biology · free preview
Chapter 14: DNA Structure and Function
The three letters “DNA” have now become synonymous with crime solving and genetic testing.
1. Chapter 14: DNA Structure and Function
Chapter 14: DNA Structure and Function
2. Key terms check
Which key term matches this definition?
technique used to separate DNA fragments according to size
3. Key terms check
Which key term matches this definition?
enzymes that cleave the phosphodiester bond within a polynucleotide chain
4. Key terms check
Which key term matches this definition?
enzymes that cleave nucleotides one at a time from the end of a polynucleotide chain
5. Key terms check
Which key term matches this definition?
during replication, this enzyme helps to open up the DNA helix by breaking the hydrogen bonds
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