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TLS Online TPP Program

#Question id: 9197

What is the biological significance of genetic diversity between populations?

#9. Diversity of Life Forms
  1. Genes for traits conferring an advantage to local conditions are unlikely.
  2. The population that is most fit would survive by competitive exclusion.
  3. Genetic diversity reduces the probability of extinction.
  4. Diseases and parasites are not spread between separated populations.
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TLS Online TPP Program

#Question id: 19306

#12. Applied Biology

35S promoter sequence is derived from which plant virus
TLS Online TPP Program

#Question id: 11008

#7. System Physiology – Animal

Which of the following events is associated with the first heart sound?
TLS Online TPP Program

#Question id: 3891

#3. Fundamental Processes

Protein amino acid side chains can hydrogen bond in the major groove of DNA, and discriminate between each of the four possible base pairs.  In which one of the following groups of amino acids can all three members potentially be used in such DNA-protein recognition?
TLS Online TPP Program

#Question id: 12371

#10. Ecological Principles

Succession results from disturbance by fire.
TLS Online TPP Program

#Question id: 12639

#6. System Physiology – Plant

Strigolactones are transported out of sites of synthesis via plasma membrane and have been shown to move in the xylem from root to shoot by which transporter?