TLS Online TPP Program

#Question id: 15457


Activation-Induced Cytidine Deaminase (AID), which was subsequently shown to be necessary for

#Unit 4. Cell Communication and Cell Signaling
  1. Somatic hypermutation
  2. Class switch recombination
  3. Somatic hypermutation and Class switch recombination
  4. Somatic hypermutation, Class switch recombination and B cell activation 
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TLS Online TPP Program

#Question id: 26980

#Unit 10. Ecological Principles

Which of the following statements about the selection pressure is incorrect?

a.If survival of juveniles and adult is poor then selection favours a single act of reproduction

b.If survival of juveniles and adult is poor and unpredictable then selection favours repeated reproduction and long reproductive life

c.If the environment is stable then selection favours a single act of reproduction.

d.If survival of juveniles is very poor and unpredictable but adult are more likely to survive then selection favours repeated reproduction and long reproductive life

e.If survival of adult is unpredictable but juveniles are more likely to survive then selection favours a single act of reproduction

TLS Online TPP Program

#Question id: 542

#Unit 1. Molecules and their Interaction Relevant to Biology

Hamsters love to run on exercise wheels. Prolonged running at a high rate of speed requires ATP. Could a hamster with a defective gene for the enzyme lactate dehydrogenase meet the extra ATP demand for prolonged, fast wheel-running by maintaining a high rate of glycolysis? Why or why not?

TLS Online TPP Program

#Question id: 5737

#Unit 8. Inheritance Biology

When an organism gains one extra copy of a chromosome but not a complete haploid set, the conditions is known as

TLS Online TPP Program

#Question id: 27158

#Unit 7. System Physiology – Animal

The secretion of several anterior pituitary hormones are governed by other hormones from

TLS Online TPP Program

#Question id: 20967

#Unit 12. Applied Biology

Transgenic models exist for ________ disease.