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TLS Online TPP Program

#Question id: 3315

Which one of the following statements is TRUE for Negative-frequency dependent selection?

#Unit 11. Evolution and Behavior

  1. Fitness of a genotype increases as it becomes less common.

  2. Fitness of a genotype increases as it becomes more common.

  3. Fitness of a genotype decreases as it becomes less common.

  4. Fitness of a genotype decreases as it becomes common and gets fixed.

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TLS Online TPP Program

#Question id: 28492

#Unit 5. Developmental Biology

the cells found within the most posterior region of the progress zone is called__
TLS Online TPP Program

#Question id: 28493

#Unit 5. Developmental Biology

Zone of polarizing activity (ZPA) involves in which patterns of cell fates?
TLS Online TPP Program

#Question id: 28494

#Unit 5. Developmental Biology

 Which of the following is the major active factor in the ZPA?
TLS Online TPP Program

#Question id: 28495

#Unit 5. Developmental Biology

The thickening of the ectoderm at the apex of the developing limb bud that is called___ 
TLS Online TPP Program

#Question id: 28496

#Unit 5. Developmental Biology

Which of the following is the major active factor in the AER?
TLS Online TPP Program

#Question id: 28497

#Unit 5. Developmental Biology

Which of the following genes play an essential role in specifying whether a particular mesenchymal cell will become stylopod, zeugopod, or autopod?