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TLS Online TPP Program

#Question id: 12390

 Which of the following statements is true?

#Unit 7. System Physiology – Animal
  1. Antidiuretic hormone (ADH) increases water reabsorption from the ascending loop of Henle
  2. Water reabsorption from the descending loop of Henle is normally less than that from the ascending loop of Henle
  3. Sodium reabsorption from the ascending loop of Henle is normally less than that from the descending loop of Henle
  4. Osmolarity of fluid in the early distal tubule would be less than 300 mOsm/L in a dehydrated person with normal kidneys and increased ADH levels
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TLS Online TPP Program

#Question id: 4160

#Unit 3. Fundamental Processes

Different tRNA molecules that bind the same amino acid are called __ tRNA molecules.
TLS Online TPP Program

#Question id: 4161

#Unit 3. Fundamental Processes

The link between an activated amino acid and tRNA is an __ bond between the __ of the amino acid and a hydroxyl group of the tRNA.
TLS Online TPP Program

#Question id: 4162

#Unit 3. Fundamental Processes

Which statement is false concerning aminoacyl-tRNA synthetase?
TLS Online TPP Program

#Question id: 4163

#Unit 3. Fundamental Processes

The net effect of all amino acid tRNA synthetases binding to a tRNA is to position the __ of tRNA in the active site.
TLS Online TPP Program

#Question id: 4164

#Unit 3. Fundamental Processes

Which help cells avoid mis-insertion of amino acids in protein synthesis?
TLS Online TPP Program

#Question id: 4165

#Unit 3. Fundamental Processes

Which is true about proofreading activity during the synthesis of aminoacyl-tRNAs?