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TLS Online TPP Program

#Question id: 19744

Which of the following statement is incorrect regarding Cdc 13

#Unit 3. Fundamental Processes
  1. Cdc13 is a negative regulator of telomerase
  2. Cdc13 is a positive activator of telomerase
  3. Cdc13 binds to the single-stranded telomere repeat DNA
  4. Cdc13 is also involved in telomerase recruitment
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TLS Online TPP Program

#Question id: 33237

#Unit 1. Molecules and their Interaction Relevant to Biology

In case of enzymes, Na+, K+, or Ca2+ are the ions 
TLS Online TPP Program

#Question id: 33238

#Unit 1. Molecules and their Interaction Relevant to Biology

In case of enzymes, Fe2+, Fe3+, Cu2+, Mn2+, or Co2+
TLS Online TPP Program

#Question id: 33239

#Unit 1. Molecules and their Interaction Relevant to Biology

In case of enzymes, Mg2+ and Zn2+
TLS Online TPP Program

#Question id: 33240

#Unit 1. Molecules and their Interaction Relevant to Biology

Metal ions participate in the catalytic process
A. By binding to substrates to orient them properly for reaction.
B. By mediating oxidation–reduction reactions through reversible changes in the metal ion’s oxidation state.
C. By electrostatically stabilizing or shielding negative charges.
Which is/are correct statement
TLS Online TPP Program

#Question id: 33241

#Unit 1. Molecules and their Interaction Relevant to Biology

Carbonic anhydrase contains an essential Zn2+ ion which is involved in
TLS Online TPP Program

#Question id: 33242

#Unit 1. Molecules and their Interaction Relevant to Biology

Reactants must come together with the proper spatial relationship for a reaction to occur in the active site of enzymes called as