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#Question id: 5268


Competent cells

#XL - S Microbiology
  1. are able to take up naked DNA.

  2. are antibiotic resistant.

  3. occur naturally.

  4. are able to take up naked DNA, occur naturally, AND can be created in the laboratory.


Answer:- Option(s): 4


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#Question id: 933

#XL - Q Biochemistry

Industrially, nitrogen for use in fertilizers is converted to ammonia by ________.

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#Question id: 934

#XL - Q Biochemistry

Nitrogen fixation may occur via all of the following bacteria, except

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#Question id: 935

#XL - Q Biochemistry

Microorganisms capable of fixing nitrogen into a form usable by animals obtain the energy for this process from ________.

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#Question id: 936

#XL - Q Biochemistry

At neutral pH, the main ionic form of ammonia is ________.

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#Question id: 936

#XL - P Chemistry

At neutral pH, the main ionic form of ammonia is ________.

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#Question id: 937

#XL - Q Biochemistry

Glutamate dehydrogenase has different roles in different organisms. Which of these listed is mismatched?

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