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WorksheetsDNA Fingerprinting
Total questions: 10
Worksheet time: 24mins
Which male is the father of this child?
Male 1
Male 2
Neither could be the father.
Which two bear species are most closely related?
Bear 1 and Bear 2
Bear 1 and Bear 3
Bear 2 and Bear 3
Based on these results, whose blood was found in the blood stain at the crime scene?
Bob
Sue
John
Lisa
Which suspect's DNA was found at the crime scene?
Suspect #1
Suspect #2
Suspect #3
The parents of a new baby believe they brought the wrong child home from the hospital. Gel electrophoresis was performed using DNA samples from the parents and the child. A section of the gel
electrophoresis results is shown below. Which conclusion is valid based on the gel electrophoresis results?
They have the correct child, because her genetic information is identical to that of the father.
They have the wrong child, because her genetic information does not match that of either parent.
They have the correct child, because her genetic information matches the genetic information from both parents.
They have the wrong child, because her genetic information matches only that of the mother.
A hospital wants to identify the parents of a baby. Based on the DNA fingerprints, which couple is most likely the parents of the baby?
Couple W
Couple X
Couple Y
Couple Z
Pattern of DNA fragments obtained by examining a person's unique sequence of DNA pairs.
DNA Fingerprint
Allele
Chromosome
A molecule that cuts a DNA molecule at a specific, base sequence.
Allele
Restriction Enzyme
DNA Probe
Tandem repeats of short DNA sequences with varying numbers of repeats found among individuals.
STR (Short Tandem Repeat)
PCR (Polymerase Chain Reaction)
VNTR (Variable number of Tandem Repeats)
DNA fingerprinting works because
Most genes are dominant
All organisms contain RNA
The most important genes are different among most people
No two people, except identical twins, have exactly the same DNA
