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TLS Online TPP Program

#Question id: 2705

With respect to end terminal modification of the histone tail which of the following options is true?

#Zoology

  1. Lysine – phosphate modification

  2. Serine – methylation

  3. Acetylation – transcriptionally inactive

  4. Modifications – involvement in gene expression

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TLS Online TPP Program

#Question id: 39360

#Environmental Science

Q. Ozone depletion results in increased:
TLS Online TPP Program

#Question id: 39361

#Environmental Science

 Increased UV-B radiation can cause all EXCEPT:
TLS Online TPP Program

#Question id: 39362

#Environmental Science

Q.   Which of the following is an alternative to CFCs?
TLS Online TPP Program

#Question id: 39363

#Environmental Science

Q. Polar stratospheric clouds play a role in ozone depletion by:
TLS Online TPP Program

#Question id: 39366

#Environmental Science

The solar constant is approximately:
TLS Online TPP Program

#Question id: 39376

#Environmental Science

Q.  The average albedo of the Earth is: