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TLS Online TPP Program

#Question id: 10574

Which of the following statements about the evolution of life histories is correct?

#10. Ecological Principles
  1. Stable environments with limited resources favor r-selected populations.
  2. K-selected populations are most often found in environments where density-independent factors are important regulators of population size.
  3. Most populations have both r- and K-selected characteristics that vary under different environmental conditions.
  4. The reproductive efforts of r-selected populations are directed at producing just a few offspring with good competitive abilities
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TLS Online TPP Program

#Question id: 18223

#11. Evolution and Behavior

The origin of indirect evidence of life, no recognizable fossils except bacteria (microfossils) was during which geological eras?
TLS Online TPP Program

#Question id: 16483

#12. Applied Biology

In plasma clot the explant is cultured on the surface of a clot help to to study the action of
TLS Online TPP Program

#Question id: 5699

#8. Inheritance Biology

A chromosome aberration leads to no change in amount of gene in a genetic map however, appearance of loop in heterozygous condition. This is due to
TLS Online TPP Program

#Question id: 5333

#8. Inheritance Biology

Phenylketonuria a metabolic disease in human is caused by recessive allele k. if two heterozygous carriers of allele marry and have three children, what is the chance that all children will be affected?
TLS Online TPP Program

#Question id: 10539

#6. System Physiology – Plant

All plants releases green-leaf volatiles in response to mechanical damage, this volatile is a mixture of