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TLS Online TPP Program

#Question id: 5214

What is the most probable explanation for the continued presence of pseudogenes in a genome such as our own?

#11. Evolution and Behavior

  1. They are genes that had a function at one time, but that have lost their function because they have been translocated to a new location.

  2. They are genes that have accumulated mutations to such a degree that they would code for different functional products if activated.

  3. They are duplicates or near duplicates of functional genes but cannot function because they would provide inappropriate dosage of protein products.

  4. They are genes that are not expressed, even though they have nearly identical sequences to expressed genes.

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TLS Online TPP Program

#Question id: 10155

#6. System Physiology – Plant

Which of the following components carries out oxygen cycle and also produces hydrogen per oxide ?
TLS Online TPP Program

#Question id: 3674

#3. Fundamental Processes

Which property is shared by E. coli DNA polymerase I and DNA polymerase III?
TLS Online TPP Program

#Question id: 4305

#3. Fundamental Processes

Which of the following molecules is a protein produced by a regulatory gene?
TLS Online TPP Program

#Question id: 11917

#10. Ecological Principles

Which one of the following  features of an early community?
TLS Online TPP Program

#Question id: 10930

#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?