Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 54918
TLS Online TPP Program

#Question id: 1005

The first step in the de novo biosynthesis of IMP is a reaction between glutamine and PRPP. Which statement is not true about this reaction?

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. An amine group is attached to the anomeric carbon atom of the ribose ring.

  2. The configuration of the anomeric carbon atom is inverted from β to α.

  3. A pyrophosphate is lost from PRPP.

  4. The reaction is catalyzed by glutamine-PRPP aminotransferase.

More Questions
TLS Online TPP Program

#Question id: 12195

#Unit 6. System Physiology – Plant

Which one of the following is function as endogenous regulators of polar auxin transport?
TLS Online TPP Program

#Question id: 23936

#General Aptitude

The total number of Central Universities in India on 15 th January, 2016 was
TLS Online TPP Program

#Question id: 12380

#Unit 7. System Physiology – Animal

A person with normal body fluid volumes weighs 60 kg and has an extracellular fluid volume of approximately 12.8 L, a blood volume of 4.3 L, and a hematocrit of 0.4; 57% of his body weight is water. What is the approximate intracellular fluid volume?
TLS Online TPP Program

#Question id: 24158

#General Aptitude

Critical reading is a demanding process. To read critically, you must slow down your reading and, with pencil in hand, perform specific operations on the text. Mark up the text with your reactions, conclusions, and questions. When you read, become an active participant.

This paragraph best supports the statement that
TLS Online TPP Program

#Question id: 5357

#Unit 8. Inheritance Biology

This pedigree shows the inheritance of a recessive trait in humans. Individuals that have the trait are homozygous for a recessive allele a. If H and I, who happen to be first cousins, marry and have a child, what is the chance that this child will have the recessive trait?