The tumours which are of small size and localized are___________?
Correct answer: A. benign
- A. benign
- B. malignant
- C. gentle
- D. nasty
Explanation
Benign tumours are usually localized, remain relatively small and do not invade nearby tissues in the manner of malignant tumours. Students may choose malignant because it is the medically familiar term for cancer, but malignancy is associated with uncontrolled invasion and possible metastasis.
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About Biotechnology and Health Care
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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