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#Question id: 54


About 25 of the 92 natural elements are known to be essential to life. Which 4 of these 25 elements make up approximately 96% of living matter?

#Biochemistry
  1. carbon, sodium, hydrogen, nitrogen

  2. carbon, oxygen, phosphorus, hydrogen

  3. oxygen, hydrogen, calcium, nitrogen

  4. carbon, hydrogen, nitrogen, oxygen


Answer:- Option(s): 4


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#Question id: 38089

#Plant Biotechnology

The term gametoclonal variation is specifically used for variability arising from:

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#Question id: 38090

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In general usage, the term somaclonal variation includes variability present in:

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#Question id: 38091

#Plant Biotechnology

Which of the following explants is commonly used for inducing somaclonal variation?

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#Question id: 38092

#Plant Biotechnology

The correct sequence for obtaining somaclonal variants is:

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#Question id: 38093

#Plant Biotechnology

Somaclonal variation is considered a random process because:

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#Question id: 38094

#Plant Biotechnology

Recessive somaclonal traits are best identified in:

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