Exam 5 Flashcards
What is the primary purpose of in vitro fertilization (IVF)?
To treat infertility by fertilizing an egg outside the body
Preimplantation Genetic Diagnosis (PGD) is used for what primary purpose?
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Identifying genetic defects in embryos before implantation
Which technique is used to select sperm based on desired genetic traits?
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Sperm sorting
What does CRISPR primarily allow scientists to do?
Edit genes by inserting, repairing, or disabling them
Reproductive cloning results in which of the following?
Genetically identical individuals
Gene therapy involving the insertion of genes is primarily used to:
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Introduce new or functional genes
Which of the following is an example of ex vivo therapy?
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Modifying cells outside the body and then reintroducing them
In silico studies refer to which type of research?
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Computer-simulated experiments
What is the primary goal of in vivo gene therapy?
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To alter genes within living organisms
What does CRISPR stand for?
Clustered Regularly Interspaced Short Palindromic Repeats
Which of the following techniques is used in gene therapy to correct a malfunctioning gene by adding a functional copy?
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Insertion
What is a common challenge faced in the use of viral vectors for gene therapy?
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Immune response from the patient
What is the role of guide RNA in the CRISPR system?
To locate the target DNA sequence
What is the potential risk of using CRISPR technology in humans?
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Unintended genetic edits
Which vector is commonly used in gene therapy for its safety and effectiveness?
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Adeno-associated virus
Which condition is commonly targeted by gene therapy?
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Cystic fibrosis
Vectors in gene therapy are primarily used to:
Deliver genetic material into cells
Which of the following technologies is NOT directly involved in genetic editing?
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Sperm sorting
Cystic fibrosis is primarily caused by a mutation in which gene?
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CFTR
Reproductive cloning is most commonly achieved using which technique?
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Somatic cell nuclear transfer
What is a potential -ETHICAL- concern associated with preimplantation genetic diagnosis?
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It allows for the selection of non-medical traits
Which of the following is an advantage of using CRISPR technology in gene editing?
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It provides precise and targeted genetic modifications
Which of the following is a key consideration that restricts its use in reproductive cloning?
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Ethical implications
In which situation would ex vivo gene therapy be preferred over in vivo?
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When precise control of the genetic material is needed
What role do vectors play in the CRISPR process?
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They deliver CRISPR components to target cells
How does CRISPR differ from traditional gene therapy methods?
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It can edit genes directly at precise locations
What is a common vector used in gene therapy?
Virus
Which type of gene therapy involves making a gene inactive to prevent disease?
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