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TLS Online TPP Program

#Question id: 12249

In Batesian mimicry, a harmless species mimics a harmful or toxic model species. Increasing the relative abundance of the mimic will:

#Unit 10. Ecological Principles
  1. Negatively affect both model and mimic populations
  2. Negatively affect the model but not the mimic population
  3. Positively affect both model and mimic populations
  4. Positively affect the mimic but not the model population
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TLS Online TPP Program

#Question id: 7465

#General Aptitude

What time is shown by the mirror if the real time is 11 : 09 ?
TLS Online TPP Program

#Question id: 5609

#Unit 5. Developmental Biology

Just before sperm addition, sea urchin eggs are microinjected with a calcium chelator. What event will most likely not takes place after fertilization?
TLS Online TPP Program

#Question id: 3328

#Unit 11. Evolution and Behavior

The fitness of a genotype is higher when it is rare in a population. Which of the following types of selection is most likely operating?
TLS Online TPP Program

#Question id: 5741

#Unit 8. Inheritance Biology

In a mammal 2 Barr bodies are observed.  How many X chromosomes does the organism have?
TLS Online TPP Program

#Question id: 1633

#Unit 4. Cell Communication and Cell Signaling

Immunological memory can be transferred experimentally by: