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TLS Online TPP Program

#Question id: 9181

Turnover of water in temperate lakes during the spring and fall is caused by which of the following?

#Unit 9. Diversity of Life Forms
  1. warm, less dense water layered at the top
  2. cold, more dense water layered at the bottom
  3. a distinct thermocline between less dense, warm water and cold, dense water
  4. the changes in the density of water as seasonal temperatures change
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TLS Online TPP Program

#Question id: 10956

#Unit 7. System Physiology – Animal

The coagulation pathway that begins with tissue thromboplastin is
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: 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: 5687

#Unit 8. Inheritance Biology

The error in meiosis that produces a 47,XYY karyotype is best  described by
TLS Online TPP Program

#Question id: 5688

#Unit 8. Inheritance Biology

Which of the following are not cause of aneuploidy
TLS Online TPP Program

#Question id: 5690

#Unit 8. Inheritance Biology

Species I is diploid (2n =4) with chromosomes AABB; related species II is diploid (2n = 6) with chromosomes MMNNOO .Which of the following chromosome  in allotriploid individuals?