DNA Profiling Gizmo Lab
Liberty University
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Gizmos Student Exploration| DNA Profiling EXAM ELABORATION
- Exam (elaborations) • 9 pages • 2021
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Student Exploration: DNA Profiling 
Vocabulary: DNA polymerase, DNA profiling, gel electrophoresis, gene, mutation, non-coding 
region, polymerase chain reaction, primer, short tandem repeat 
Prior Knowledge Questions (Do these BEFORE using the Gizmo.) 
In 1985, Darryl Hunt was convicted of murder. While Hunt was in jail, a new method for 
analyzing DNA evidence was invented. The DNA evidence on the victim did not match Hunt’s 
DNA but did match that of another prisoner. After 19 years spent b...
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Student Exploration Hardy Weinberg Equilibrium
- Exam (elaborations) • 11 pages • 2021
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Student Exploration: Hardy-Weinberg Equilibrium 
Vocabulary: allele, genotype, Hardy-Weinberg equation, Hardy-Weinberg principle, 
heterozygous, homozygous, Punnett square 
Prior Knowledge Questions (Do these BEFORE using the Gizmo.) 
Suppose the feather color of a bird is controlled by two alleles, D and d. The D allele results in 
dark feathers, while the d allele results in lighter feathers. 
1. Suppose two Dd birds mate. What percentages of DD, Dd, and dd 
offspring would you predict? Use th...
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Student Exploration: Crumple Zones
- Exam (elaborations) • 22 pages • 2021
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Student Exploration: Crumple Zones 
 
Directions: Follow the instructions to go through the simulation. Respond to the questions and prompts in the orange boxes. 
 
Vocabulary: acceleration, airbag, collision avoidance system, crash test dummy, crumple zone, forcse, kinetic energy, Newton’s laws of motion, safety cell, seat belt, work, work-energy theorem 
 
 
Prior Knowledge Questions (Do these BEFORE using the Gizmo.) 
Two burglars run down an alley at night, trying to escape the cops. Jack ...
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