Biology
Review Questions
Genetics and Biotechnology
Applied Genetics
1. What is a reason for doing selective breeding?
2. What advantage is there to producing hybrid plants or animals?
3. What benefit is there to inbreeding?
4. What is a possible disadvantage of inbreeding?
5. How is a test cross carried out?
DNA Technology
6. What can be used to break strands of DNA into small pieces?
7. What causes fragments of DNA to be separated from each other in the process of gel
electrophoresis?
8. In your own words, tell what recombinant DNA is.
9. What is accomplished by the process of cloning?
10. What is one reason why scientists don’t know the sequence of the DNA nucleotides of most
organisms?
The Human Genome
11. How does the number of nucleotides in the human genome compare to the number of human
genes?
12. How is a genome like a book written in a code?
13. What is the usefulness, or value, of DNA fingerprinting?
14. What is gene therapy, and is it a procedure commonly done?
15. What is meant by pharmacogenomics?