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Bio 161 Lab Quiz Week 6 Questions and Answers with Complete Solutions 100% Correct | New Update

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Bio 161 Lab Quiz Week 6 Questions and Answers with Complete Solutions 100% Correct | New Update

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Bio 161
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Bio 161








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Institution
Bio 161
Course
Bio 161

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Uploaded on
November 24, 2025
Number of pages
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Written in
2025/2026
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Bio 161 Lab Quiz Week 6 Questions and Answers
with Complete Solutions 100% Correct | New
Update 2025-2026



Steps of DNA Extraction - ANSWERS 1. Cell Lysis
2. Bind DNA to Silica
3. Wash DNA
4. DNA Elution/Storage


What materials are required in each step of DNA Extraction - ANSWERS 1 & 2.
Lysis buffer
3. Pre wash buffer and Wash buffer
5. Elution buffer


What specifically is used for cell lysis and binding of DNA to silica - ANSWERS
chaotropic salts are responsible for lysis by disrupting interactions between water
and nucleic acids, and by destabilizing van der waals, hydrogen bonds, and
hydrophobic interactions


What specifically is used for washing the DNA - ANSWERS salts are used
remove and disrupt residual proteins and other molecules


ethanol is used to carry away salts

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