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TLS Online TPP Program

#Question id: 11397

Which statement about the domain Archaea is false?

#XL - T Zoology
  1. Genetic prospecting has recently revealed the existence of many previously unknown archean species.
  2. Some archaeans can reduce CO2 to methane.
  3. The genomes of archaeans are unique, containing no genes that originated within bacteria.
  4. Some archaeans can inhabit solutions that are nearly 30% salt
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TLS Online TPP Program

#Question id: 45

#XL - Q Biochemistry

What is the standard free-energy change, ΔG°, under physiological conditions (E. coli grows in the human gut, at 37 °C) for the following reaction? (Keq = 7.8 × 10^2)

Glucose + ATP → glucose 6-phosphate + ADP
TLS Online TPP Program

#Question id: 661

#XL - Q Biochemistry

Which technique is commonly used to determine the three-dimensional conformation of a protein?
TLS Online TPP Program

#Question id: 1720

#XL - Q Biochemistry

Which of the following statements is TRUE of lymphocytes?
TLS Online TPP Program

#Question id: 2226

#XL - Q Biochemistry

What will happen to a red blood cell (RBC), which has an internal ion content of about 0.9%, if it is placed into a beaker of pure water?
TLS Online TPP Program

#Question id: 14984

#XL - S Microbiology

Just beneath the plasma membrane  many protozoa and some algae have a different external, rigid layer of components. The structure is called as