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Biotechnology : Principles And Processes

Question
CBSEENBI12002723
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Lysozyme that is present in perspiration, saliva and tears, destroys

  • certain fungi

  • certain types of bacteria

  • all viruses

  • most virus-infected cells

Solution

B.

certain types of bacteria

Lysozyme is an enzyme that breaks down bacterial cell walls and provides protection against bacterial invasion in the skin, mucous membranes and many body fluids. It is found in tears, sweat and saliva.

Some More Questions From Biotechnology : Principles and Processes Chapter

What are BACs and YACs ?

Name the soil bacterium which contain gene for production of endotoxins.

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Define T-DNA.

Name a technique by which DNA fragments can be separated.

What are the different tools in Recombinant DNA technology?

Give the full form of PCR. Who developed it ?

What is the source of DNA polymerase i.e., Taq polymerase ?

Define “melting of target DNA”.

What would be the molar concentration of human DNA in a human cell ? Consult your teacher.

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