The technique is used to determine the growth of bacteria, rate of photosynthesis, and minute quantity of DNA:
Correct answer: E. Spectrophotometry
- A. Electrophoresis
- B. Micrometry
- C. Microscopy
- D. Chromatography
- E. Spectrophotometry
Explanation
Spectrophotometry is a quantitative analytical technique used to measure the absorbance or transmittance of light by a substance. It relies on the principle that different substances absorb light at specific wavelengths, allowing for identification and quantification.
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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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