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#Question id: 148


The pKa of a certain weak acid is 4.0. Calculate the ratio of proton acceptor to proton donor at pH 7.0.

#Section 2: General Biology
  1. 1000:1

  2. 20:1

  3. 3:1

  4. 1:1


Answer:- Option(s): 1


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TLS Online TPP Program

#Question id: 239

#Section 2: General Biology

ATP is not a nucleoside because it ________.

TLS Online TPP Program

#Question id: 241

#Section 2: General Biology

In DNA, phosphodiester bonds form with hydroxyl groups of carbons number ________ and ________ of each deoxyribose sugar.

TLS Online TPP Program

#Question id: 243

#Section 2: General Biology

Deoxythymidine is a ________ found mainly in DNA.

TLS Online TPP Program

#Question id: 244

#Section 2: General Biology

The difference between dGMP and GMP is

TLS Online TPP Program

#Question id: 245

#Section 2: General Biology

Adenylate and AMP each contain ________ phosphate groups.

TLS Online TPP Program

#Question id: 249

#Section 2: General Biology

According to Chargaffʹs observations of nucleotide composition of DNA samples, which of the following options are correct
A) % of (G + C) + % of (A + T) = 100%.
B) A = T.
C) G = C.
D) %A + %C + %T = 100%.

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