TLS Online TPP Program

#Question id: 33905


E. coli DNA in vivo corresponds to an average density of 1 negative superhelical turn/200 bp it means it has 

#Unit 2. Cellular Organization
  1. σ= 0.07
  2. σ= -0.09
  3. σ= -0.05
  4. σ= -0.07
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TLS Online TPP Program

#Question id: 444

#Unit 1. Structure and Function of Biomolecules

Which of the following is not a factor contributing to the large free energy of hydrolysis of ATP?

TLS Online TPP Program

#Question id: 445

#Unit 1. Structure and Function of Biomolecules

In order for a reaction to proceed spontaneously from left to right as written

TLS Online TPP Program

#Question id: 446

#Unit 1. Structure and Function of Biomolecules

Which statement is false about ATP?

TLS Online TPP Program

#Question id: 447

#Unit 1. Structure and Function of Biomolecules

In glycolysis, fructose 1,6-bisphosphate is converted to two products with a standard free-energy change (DG'°) of 23.8 kJ/mol.  Under what conditions encountered in a normal cell will the free-energy change (DG) be negative, enabling the reaction to proceed spontaneously to the right?

TLS Online TPP Program

#Question id: 448

#Unit 1. Structure and Function of Biomolecules

During glycolysis, glucose 1-phosphate is converted to fructose 6-phosphate in two successive reactions: Glucose 1-phosphate -> glucose 6-phosphate DG'° = –7.1 kJ/mol Glucose 6-phosphate -> fructose 6-phosphate DG'° = +1.7 kJ/mol DG'° for the overall reaction is:

TLS Online TPP Program

#Question id: 449

#Unit 1. Structure and Function of Biomolecules

The standard free-energy changes for the reactions below are given. Phosphocreatine -> creatine + Pi DG'° = –43.0 kJ/mol ATP ->  ADP + Pi DG'° = –30.5 kJ/mol What is the overall DG'° for the following reaction? Phosphocreatine + ADP -> creatine + ATP