❖ Used for:
Biology, 13.12.2020 20:40 ssuereichard
DNA fingerprinting: a to identify and
evaluate the in a person's cells.
❖ Used for:
▪ Suspect Identification
▪ Identifying Species
▪ Paternity Tests
Making a DNA Fingerprint
▪ Gel Electrophoresis: a laboratory method used to
segments of according to
.
Steps of Gel Electrophoresis:
1. Use to cut or separate fragments of
DNA.
2. Place segments of charged DNA into a .
3. Shock the .
4. Negative fragments of DNA are attracted to and move towards the
end of the gel.
5. Smaller DNA fragments go the through the gel.
4. Complete the questions about each DNA fingerprint listed below. [5 points]
A. Label the positive and negative ends of the gel.
B. Whose DNA matches the blood stain found at the
crime scene?
C. Where would the smallest pieces of DNA be found
on the fingerprint (top or bottom)?
Answers: 3
Biology, 22.06.2019 11:00
4. if a cell is placed inside a solution that has a higher concentration of solute than on the inside of the cell, what can be said about the movement of water? a. water will move out of the cell, causing it to shrivel. b. water will move in and out of the cell at the same rate. c. water will move out of the cell, causing it to swell. d. water will move into the cell, causing it to swell.
Answers: 2
Biology, 22.06.2019 11:00
Identify two examples of chemical reactions that you have encountered during the last week. identify an exothermic and endothermic reaction. explain.
Answers: 1
Biology, 22.06.2019 12:00
What type of graph presents information about how often certain or traits occur?
Answers: 1
DNA fingerprinting: a to identify and
evaluate the in a person's cells.
❖ Used for:
❖ Used for:
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