Biotechnology - AP Biology
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What is a DNA probe used for?
What is a DNA probe used for?
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To detect specific DNA sequences. Labeled single-stranded DNA that hybridizes to complementary sequences.
To detect specific DNA sequences. Labeled single-stranded DNA that hybridizes to complementary sequences.
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What is gene cloning?
What is gene cloning?
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The process of making identical copies of a gene. Inserts genes into vectors for replication in host organisms.
The process of making identical copies of a gene. Inserts genes into vectors for replication in host organisms.
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Which component is necessary for PCR?
Which component is necessary for PCR?
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DNA polymerase. Heat-stable enzyme that synthesizes DNA during thermal cycling.
DNA polymerase. Heat-stable enzyme that synthesizes DNA during thermal cycling.
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Define the term 'expression vector.'
Define the term 'expression vector.'
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A vector used to express a gene in host cells. Contains regulatory sequences that control gene transcription in hosts.
A vector used to express a gene in host cells. Contains regulatory sequences that control gene transcription in hosts.
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What is the function of a reporter gene?
What is the function of a reporter gene?
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To indicate the presence of a gene of interest. Produces detectable signals when the target gene is successfully expressed.
To indicate the presence of a gene of interest. Produces detectable signals when the target gene is successfully expressed.
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What is the purpose of a DNA sequencer?
What is the purpose of a DNA sequencer?
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To determine the order of nucleotides. Reads DNA bases sequentially to determine genetic sequence information.
To determine the order of nucleotides. Reads DNA bases sequentially to determine genetic sequence information.
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Which organism is often used in recombinant DNA technology?
Which organism is often used in recombinant DNA technology?
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Escherichia coli. Fast-growing bacterium with well-characterized genetics and transformation methods.
Escherichia coli. Fast-growing bacterium with well-characterized genetics and transformation methods.
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Define bioinformatics.
Define bioinformatics.
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The application of computing to biological data. Combines computer science with molecular biology for data analysis.
The application of computing to biological data. Combines computer science with molecular biology for data analysis.
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Which process creates DNA fingerprints?
Which process creates DNA fingerprints?
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Gel electrophoresis of DNA fragments. Produces unique banding patterns based on individual genetic variation.
Gel electrophoresis of DNA fragments. Produces unique banding patterns based on individual genetic variation.
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What is the use of a knockout mouse in research?
What is the use of a knockout mouse in research?
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To study gene function by gene inactivation. Gene disruption reveals protein functions through observable phenotypes.
To study gene function by gene inactivation. Gene disruption reveals protein functions through observable phenotypes.
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What is a palindromic sequence in DNA?
What is a palindromic sequence in DNA?
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A sequence that reads the same forward and backward. Recognition sites for restriction enzymes that cut DNA symmetrically.
A sequence that reads the same forward and backward. Recognition sites for restriction enzymes that cut DNA symmetrically.
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Identify the purpose of a DNA microarray.
Identify the purpose of a DNA microarray.
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To measure gene expression levels. Contains thousands of gene probes to analyze expression patterns simultaneously.
To measure gene expression levels. Contains thousands of gene probes to analyze expression patterns simultaneously.
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What does ELISA stand for?
What does ELISA stand for?
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Enzyme-Linked Immunosorbent Assay. Uses antibody-antigen interactions to detect and quantify proteins.
Enzyme-Linked Immunosorbent Assay. Uses antibody-antigen interactions to detect and quantify proteins.
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Define CRISPR-Cas9.
Define CRISPR-Cas9.
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A genome editing tool. Uses guide RNA and Cas9 nuclease for precise DNA modifications.
A genome editing tool. Uses guide RNA and Cas9 nuclease for precise DNA modifications.
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What is the role of bioreactors in biotechnology?
What is the role of bioreactors in biotechnology?
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To cultivate organisms for product synthesis. Controlled vessels that optimize conditions for cell growth and production.
To cultivate organisms for product synthesis. Controlled vessels that optimize conditions for cell growth and production.
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What is the function of a selectable marker?
What is the function of a selectable marker?
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Identifies cells with the desired DNA. Confers resistance to antibiotics, allowing selection of transformed cells.
Identifies cells with the desired DNA. Confers resistance to antibiotics, allowing selection of transformed cells.
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What is the purpose of a genetic screen?
What is the purpose of a genetic screen?
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To identify individuals with a specific genotype. Systematic analysis to find organisms carrying specific genetic variants.
To identify individuals with a specific genotype. Systematic analysis to find organisms carrying specific genetic variants.
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Define the term 'knockout organism.'
Define the term 'knockout organism.'
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An organism with a gene that has been inactivated. Created by deleting or disrupting specific genes to study function.
An organism with a gene that has been inactivated. Created by deleting or disrupting specific genes to study function.
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Identify the purpose of Western blotting.
Identify the purpose of Western blotting.
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To detect specific proteins. Proteins are transferred to membrane and detected with specific antibodies.
To detect specific proteins. Proteins are transferred to membrane and detected with specific antibodies.
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What is the role of a plasmid in genetic engineering?
What is the role of a plasmid in genetic engineering?
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Acts as a vector to transfer genetic material. Self-replicating circular DNA that can carry foreign genes into cells.
Acts as a vector to transfer genetic material. Self-replicating circular DNA that can carry foreign genes into cells.
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What is a DNA ladder used for in gel electrophoresis?
What is a DNA ladder used for in gel electrophoresis?
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To estimate the size of DNA fragments. Known molecular weight standards for comparing unknown fragment sizes.
To estimate the size of DNA fragments. Known molecular weight standards for comparing unknown fragment sizes.
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Define genomics.
Define genomics.
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The study of whole genomes. Examines complete DNA sequences and genetic organization.
The study of whole genomes. Examines complete DNA sequences and genetic organization.
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What is gene therapy?
What is gene therapy?
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The treatment of disease by modifying genes. Introduces functional genes to correct genetic disorders.
The treatment of disease by modifying genes. Introduces functional genes to correct genetic disorders.
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Identify the purpose of Southern blotting.
Identify the purpose of Southern blotting.
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To detect specific DNA sequences. DNA is transferred to membrane and probed with labeled sequences.
To detect specific DNA sequences. DNA is transferred to membrane and probed with labeled sequences.
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Define the term 'metabolomics.'
Define the term 'metabolomics.'
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The study of chemical processes involving metabolites. Analyzes small molecules produced by cellular metabolic pathways.
The study of chemical processes involving metabolites. Analyzes small molecules produced by cellular metabolic pathways.
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Identify the purpose of Northern blotting.
Identify the purpose of Northern blotting.
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To study RNA sequences. RNA is transferred to membrane and hybridized with specific probes.
To study RNA sequences. RNA is transferred to membrane and hybridized with specific probes.
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Define the term 'metabolomics.'
Define the term 'metabolomics.'
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The study of chemical processes involving metabolites. Analyzes small molecules produced by cellular metabolic pathways.
The study of chemical processes involving metabolites. Analyzes small molecules produced by cellular metabolic pathways.
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Identify the purpose of Southern blotting.
Identify the purpose of Southern blotting.
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To detect specific DNA sequences. DNA is transferred to membrane and probed with labeled sequences.
To detect specific DNA sequences. DNA is transferred to membrane and probed with labeled sequences.
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What is the role of a plasmid in genetic engineering?
What is the role of a plasmid in genetic engineering?
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Acts as a vector to transfer genetic material. Self-replicating circular DNA that can carry foreign genes into cells.
Acts as a vector to transfer genetic material. Self-replicating circular DNA that can carry foreign genes into cells.
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What is the function of reverse transcriptase?
What is the function of reverse transcriptase?
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Converts RNA into DNA. Essential for creating cDNA libraries from mRNA templates.
Converts RNA into DNA. Essential for creating cDNA libraries from mRNA templates.
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