What is DNA?
3.6_Biotechnology_Practice 1

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Science
•
10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
DNA (Deoxyribonucleic Acid) is the molecule that carries the genetic instructions for life. It is composed of two strands that coil around each other to form a double helix.
2.
FLASHCARD QUESTION
Front
What is the purpose of polymerase chain reaction (PCR)?
Back
The primary purpose of PCR is to produce millions to billions of copies of a specific DNA sequence, allowing for detailed analysis and study.
3.
FLASHCARD QUESTION
Front
What are restriction enzymes?
Back
Restriction enzymes are proteins that cut DNA at specific sequences, which is essential for genetic engineering and cloning.
4.
FLASHCARD QUESTION
Front
What is cloning in biotechnology?
Back
Cloning is the process of creating a genetically identical copy of an organism or cell, often used in agriculture and medicine.
5.
FLASHCARD QUESTION
Front
What is gel electrophoresis?
Back
Gel electrophoresis is a technique used to separate DNA fragments based on their size, allowing for analysis and comparison.
6.
FLASHCARD QUESTION
Front
What is genetic engineering?
Back
Genetic engineering is the direct manipulation of an organism's genes using biotechnology, often to introduce new traits.
7.
FLASHCARD QUESTION
Front
What is the significance of biodiversity in ecosystems?
Back
Biodiversity refers to the variety of life in an ecosystem, which is crucial for resilience, stability, and the ability to adapt to changes.
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