❖ 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
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Answers: 1
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Astudent sees several ants walking up a wall following the exact same trail that an ant took earlier. she wants to apply the scientific method to determine how the ants detected the trail. which of these steps would come first in her application of the scientific method? perform an experiment by cleaning the scent away from part of the trail. draw a conclusion that the ants follow a scent trail. make a prediction about what the ants will do after she cleans away part of the trail. hypothesize that the ants are following a scent trail that the first ant left.
Answers: 1
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In figure 1-2 what is the distance from point b to point c?
Answers: 3
DNA fingerprinting: a to identify and
evaluate the in a person's cells.
❖ Used for:
❖ Used for:
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