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TLS Online TPP Program

#Question id: 9569

Certain thermophilic bacteria live in hot springs at temperatures close to the boiling point of water. What challenges do such bacteria overcome successfully?

#SCPH28 | Zoology
  1. Tendency of proteins to denature at high temperatures
  2. Acceleration of chemical processes at high temperatures
  3. Changes in the properties of lipids (and thus properties of membranes) at high temperatures
  4. All of the above
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TLS Online TPP Program

#Question id: 316

#SCPH28 | Zoology

Which of these noncovalent forces in biological systems is usually the strongest?
TLS Online TPP Program

#Question id: 19140

#SCPH01 Biochemistry

You have two distantly related proteins. Which of the following matrix is the best for comparing them? 
TLS Online TPP Program

#Question id: 11204

#I Life Science/ Life Sciences Group – I-V

Why do Na+ ions enter the cell when voltage-gated Na+ channels are opened in neurons?
TLS Online TPP Program

#Question id: 4952

#SCPH28 | Zoology

Several scientific laboratories across the globe are involved in research concerning the origin of life on Earth. Which of these questions is currently the most problematic and would have the greatest impact on our understanding if we were able to answer it?
TLS Online TPP Program

#Question id: 942

#SCPH05 I Biotechnology

 a-ketoglutarate is a precursor for each of the following, except