TLS Online TPP Program

#Question id: 4317


Which of the following functions does the product of the p53 gene carry out?

#Unit 3. Fundamental Processes
  1. It inhibits the cell cycle.

  2. It slows down the rate of DNA replication by interfering with the binding of DNA polymerase.

  3. It causes cells to reduce expression of genes involved in DNA repair.

  4. It allows cells to pass on mutations due to DNA damage.

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TLS Online TPP Program

#Question id: 10929

#Unit 7. System Physiology – Animal

Which of the following would describe the condition in a patient with aplastic anemia?


Which of the following is correct?

TLS Online TPP Program

#Question id: 10930

#Unit 7. System Physiology – Animal

A 34-year-old man with schizophrenia has had chronic fatigue for 6 months. He has a good appetite, but has refused to eat vegetables for 1 year because he hears voices saying that vegetables are poisoned. His physical and neurological examinations are normal. His hemoglobin level is 9.1 g/dL, leukocyte count is 10,000/μl3, and MCV is 122. Which of the following is the most likely diagnosis?

TLS Online TPP Program

#Question id: 10931

#Unit 7. System Physiology – Animal

A 24-year-old African-American man comes to the emergency room 3 hr after the onset of severe back and chest pain. These problems started while he was skiing. He lives in Los Angeles and had a previous episode of these symptoms 5 years ago while visiting Wyoming. He is in obvious pain. Laboratory studies show the following:

Hemoglobin                                        11 gm/dl

Leukocyte count                                 22,000/μl3

Reticulocyte count                              25%

What is the diagnosis of this patient?

TLS Online TPP Program

#Question id: 10932

#Unit 7. System Physiology – Animal

A 62-year-old man complains of headaches, visual difficulties, and chest pains. His examination shows a red complexion and a large spleen. His complete blood count follows: hematocrit, 58%, WBC 13,300/μl, and platelets 600,000/μl. His arterial oxygen saturation is 97% on room air. Which of the following would you recommend as a treatment?

TLS Online TPP Program

#Question id: 10933

#Unit 1. Molecules and their Interaction Relevant to Biology

Imidazole ring is the characteristic of which amino acid


TLS Online TPP Program

#Question id: 10934

#Unit 1. Molecules and their Interaction Relevant to Biology

Carboxy terminus is protonated at ………………while amino terminus will be deprotonated at………..