Principles of Biology Lab 1 (DNA Biology & Technology)

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7. How does the DNA rate of travel differ for small DNA fragments and large DNA fragments.

Answer: Small fragments travel farther than large fragments.

2. What is DNA isolation?

Answer: The extraction of DNA from viruses or cells.

5. In the DNA isolation process, how was the DNA stabilized?

Answer: The test tube was placed in an ice bath.

11.In protein synthesis, adenine pairs with ________________________, and guanine pairs with ________________________.

Answer: Uracil, Cytosine.

8. A group of 3 nucleotides acts as a "code word" or template for making.

Answer: 1 Amino acid.

9. Using the correct base pairing rules for DNA replication, what would be the complementary strand for the strand TACCGATGC?

Answer: ATGGCTACG.

10.In DNA replication, _______________________ pairs with thymine, and cytosine pairs with _______________________.

Answer: Adenine, Guanine.

3. ______________________________ is defined as the use of living organisms to perform a task that benefits humans and other living organisms.

Answer: Biotechnology.

4. What is the process of breaking down large fat globules into smaller fat globules?

Answer: Emulsification.

6. Gel electrophoresis can be used to separate molecules by.

Answer: Length, Size, and Charge.

12.Any change in the normal nucleotide sequence that codes for an amino acid is called a ___________________________________.

Answer: Mutation.

1. Where would the DNA be located within a eukaryotic cell?

Answer: Nucleus.


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