- What is a transgenic animal?
- A) Animal with natural mutations
- B) Animal with artificially inserted genes from another species
- C) Animal created through selective breeding
- D) Animal with no genetic modifications
- Answer: B) Animal with artificially inserted genes from another species
- Which technique is commonly used to create transgenic animals?
- A) PCR (Polymerase Chain Reaction)
- B) Gene therapy
- C) Microinjection
- D) CRISPR-Cas9
- Answer: C) Microinjection
- Which of the following is a potential application of transgenic animals?
- A) Producing proteins for pharmaceuticals
- B) Improving food quality and quantity
- C) Creating disease-resistant animals
- D) All of the above
- Answer: D) All of the above
- What is one ethical concern related to transgenic animals?
- A) Their potential to increase biodiversity
- B) The possible suffering of animals during genetic modification
- C) The cost of research
- D) None of the above
- Answer: B) The possible suffering of animals during genetic modification
- What is the purpose of creating transgenic animals in biotechnology?
- A) To study genetic diseases
- B) To develop drugs and vaccines
- C) To improve agricultural productivity
- D) All of the above
- Answer: D) All of the above
- What is “pharming” in the context of transgenic animals?
- A) Production of food using genetically modified crops
- B) The use of transgenic animals to produce pharmaceuticals in their milk or blood
- C) The cloning of animals for commercial purposes
- D) The cloning of plants for higher yield
- Answer: B) The use of transgenic animals to produce pharmaceuticals in their milk or blood
- Which transgenic animal was first created in 1981?
- A) Transgenic mouse
- B) Transgenic cow
- C) Transgenic sheep
- D) Transgenic goat
- Answer: A) Transgenic mouse
- What ethical issue arises with the genetic modification of animals?
- A) Environmental impact
- B) Animal welfare concerns
- C) Human health risks
- D) All of the above
- Answer: D) All of the above
- Which animal is commonly used for gene therapy studies due to its similarity to humans?
- A) Mouse
- B) Pig
- C) Sheep
- D) Cow
- Answer: A) Mouse
- How are transgenic animals created in most cases?
- A) By natural reproduction
- B) Through genetic engineering in the egg
- C) Through CRISPR gene editing
- D) By selective breeding
- Answer: B) Through genetic engineering in the egg
- What is a major application of transgenic animals in agriculture?
- A) Increased milk production
- B) Decreased reproductive cycles
- C) Disease resistance in crops
- D) Production of biogas
- Answer: A) Increased milk production
- Which of the following is an example of a transgenic animal used in biotechnology?
- A) Dolly the sheep
- B) AquaBounty salmon
- C) GloFish
- D) All of the above
- Answer: D) All of the above
- What is the primary concern regarding the use of transgenic animals for food production?
- A) Genetic mutations in food
- B) Animal rights and welfare
- C) The cost of production
- D) Increased human diseases
- Answer: B) Animal rights and welfare
- What is a transgenic mouse used for in scientific research?
- A) Studying human diseases
- B) Studying human behavior
- C) Producing proteins
- D) All of the above
- Answer: D) All of the above
- What ethical principle is concerned with the creation of transgenic animals in research?
- A) Autonomy
- B) Justice
- C) Animal welfare and rights
- D) Beneficence
- Answer: C) Animal welfare and rights
- What type of genes are typically inserted into transgenic animals?
- A) Human genes
- B) Bacterial genes
- C) Plant genes
- D) Any of the above
- Answer: D) Any of the above
- Which of the following is an example of transgenic animals being used for environmental applications?
- A) Genetically modified mosquitoes to control disease transmission
- B) Genetically modified cows to reduce methane emissions
- C) Transgenic fish to enhance aquatic ecosystems
- D) Both A and B
- Answer: D) Both A and B
- What is the main reason why transgenic animals are used in drug development?
- A) They are easier to breed
- B) They can produce human proteins and hormones
- C) They grow faster
- D) They are cheaper to maintain
- Answer: B) They can produce human proteins and hormones
- What is the role of transgenic animals in the field of medical research?
- A) To study the effects of new drugs
- B) To create human-compatible organs
- C) To improve genetic treatments
- D) All of the above
- Answer: D) All of the above
- Which of the following is a concern when transgenic animals are introduced into natural environments?
- A) Invasive species causing ecological imbalances
- B) Creation of a new breed of animals
- C) Genetic contamination of native species
- D) Both A and C
- Answer: D) Both A and C
- What ethical issue arises when genetically modified animals are used for cosmetics testing?
- A) Exploitation of animals for non-essential purposes
- B) Cost of development
- C) Animal reproduction
- D) Genetic degradation
- Answer: A) Exploitation of animals for non-essential purposes
- In which field are transgenic animals most likely to be used in the future?
- A) Animal breeding
- B) Human genetic enhancement
- C) Production of medicinal proteins
- D) Ecosystem restoration
- Answer: C) Production of medicinal proteins
- Which animal is genetically engineered to produce “human” milk for therapeutic use?
- A) Sheep
- B) Cow
- C) Goat
- D) Mouse
- Answer: C) Goat
- What was the first transgenic animal to be created for scientific research?
- A) Transgenic cow
- B) Transgenic mouse
- C) Transgenic rabbit
- D) Transgenic pig
- Answer: B) Transgenic mouse
- What does “gene doping” refer to in the context of transgenic animals?
- A) The insertion of genes to enhance physical performance
- B) The process of inserting disease-resistant genes into animals
- C) Genetic modifications to improve agricultural traits
- D) None of the above
- Answer: A) The insertion of genes to enhance physical performance
- What is the primary method of introducing foreign genes into transgenic animals?
- A) Virus-mediated gene transfer
- B) Direct injection into cells
- C) Insertion through bacterial plasmids
- D) Electroporation
- Answer: A) Virus-mediated gene transfer
- What is a major ethical concern regarding the cloning of transgenic animals?
- A) Cloning of endangered species
- B) The potential for animal suffering
- C) The loss of genetic diversity
- D) The creation of genetically perfect animals
- Answer: B) The potential for animal suffering
- Which of the following is an example of a transgenic animal used in agriculture?
- A) Salmon with accelerated growth rate
- B) Sheep producing spider silk
- C) Transgenic cows producing milk with enhanced nutritional value
- D) All of the above
- Answer: D) All of the above
- What is a major advantage of using transgenic animals in research?
- A) They can be used for genetic modification of plants
- B) They can replicate human diseases for drug testing
- C) They provide food for human consumption
- D) They help in environmental conservation
- Answer: B) They can replicate human diseases for drug testing
- What is the future potential of transgenic animals in medicine?
- A) Producing donor organs for humans
- B) Developing new vaccines
- C) Producing bio-based medicines
- D) All of the above
- Answer: D) All of the above
Home Biology Topics with MCQs Biotechnology MCQs on “Transgenic Animals: Ethical Issues and Applications”
MCQs on “Transgenic Animals: Ethical Issues and Applications”
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