The technique in which an egg is fertilised by sperm outside the body in the laboratory is called
Correct answer: D. in vitro fertilisation
- A. cloning
- B. hybridisation
- C. pollination
- D. in vitro fertilisation
Explanation
IVF brings gametes together in a dish, and the resulting embryo is then placed in the uterus. Cloning makes copies without fertilisation, so the presence of sperm marks IVF.
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Biotechnology applies genetic engineering, cell culture and recombinant DNA methods to medicine and public health. The material includes production of insulin, vaccines and antibiotics, diagnostic techniques, gene therapy, genetically modified organisms and the ethical concerns surrounding manipulation of human genes.
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