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#Question id: 31427


If the number of bacteria in a culture doubles every 30 minutes, how many bacteria will be present after 3 hours if the initial count is 50?

#XL - S Microbiology
  1. 400
  2. 800
  3. 3,200
  4. 1,600 

Answer:- Option(s): 3


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#Question id: 39

#XL - Q Biochemistry

What functional groups are present in this molecule?

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#Question id: 40

#XL - Q Biochemistry

Given that the standard free-energy change for the reaction glucose + Pi → glucose 6-phosphate is 13.8 kJ/mol, and the standard free-energy change for the reaction ATP → ADP + Pi is −30.5 kJ/mol, what is the free-energy change for the reaction glucose + ATP → glucose 6-phosphate + ADP?

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#Question id: 41

#XL - Q Biochemistry

Enzymes are biological catalysts that enhance the rate of reaction by:

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#Question id: 42

#XL - Q Biochemistry

What is the relation between the given compound?

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#Question id: 43

#XL - Q Biochemistry

If 10 g of ice at 0°C is converted to water at the same temperature, the change in entropy will be- (latent heat 80 cal/g

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#Question id: 44

#XL - Q Biochemistry

The four covalent bonds in methane (CH4) are arranged around carbon to give which one of the following geometries?

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