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#Question id: 5016


Approximately how far back in time does the fossil record extend?

#SCPH28 | Zoology
  1. 6,000 years

  2. 3,500,000 years

  3. 6,000,000 years

  4. 3,500,000,000 years


Answer:- Option(s): 4


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#Question id: 1539

#SCPH05 I Biotechnology

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#Question id: 5570

#SCPH01 Biochemistry

Sexual reproduction ________.

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#Question id: 2273

#SCPH05 I Biotechnology

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#Question id: 351

#SCPH05 I Biotechnology

 If the cytoplasm of a cell is at pH 7, and the mitochondrial matrix is at pH 8, then the concentration of H+ ions ________.

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#Question id: 15482

#I Life Science/ Life Sciences Group – I-V

Over expression of primary metabolites are often achieved by
1. Frequency of RNA polymerase binding to the promoter region
2. Copy number increase of structural genes for these enzymes by genetic engineering
3. Chemically derived protein
Which combination below represent correct option?

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