What is DNA fingerprinting?
Unit 7&8 Test Review

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•
Biology
•
9th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A technique used to identify individuals based on their unique DNA patterns; no two people, except identical twins, have exactly the same DNA.
2.
FLASHCARD QUESTION
Front
What is genetic engineering?
Back
The direct manipulation of an organism's genes using biotechnology, often used to produce medicines, improved crops, and food animals.
3.
FLASHCARD QUESTION
Front
What does homozygous mean?
Back
Having two identical alleles for a specific trait, such as RR or rr.
4.
FLASHCARD QUESTION
Front
What does heterozygous mean?
Back
Having two different alleles for a specific trait, such as Rr.
5.
FLASHCARD QUESTION
Front
What is a dominant trait?
Back
A trait that is expressed when at least one dominant allele is present.
6.
FLASHCARD QUESTION
Front
What is a recessive trait?
Back
A trait that is only expressed when two recessive alleles are present.
7.
FLASHCARD QUESTION
Front
How many alleles do you inherit from each parent for a specific trait?
Back
1 allele from each parent, totaling 2 alleles for each trait.
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