Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 13184
TLS Online TPP Program

#Question id: 14969

 A new drug is developed that targets and binds to the lipid A portion of LPS from Gram negative bacterial cells. This drug shows a high degree of activity and binding in a test tube setting against purified lipid A. Based on this information,

#Unit 2. Cellular Organization
  1. We should fast track this drug and get it out to physicians immediately to help prevent toxic/septic shock in humans.
  2. We should do some animal testing with whole Gram-negative cells and the drug before we jump to any conclusions.
  3. We should next proceed by moving to testing in a test tube using whole Gram-negative cells to see if it binds with the same strength.
  4. We should abandon the drug entirely binding to lipid A won't kill the bacteria, so the drug is useless to develop further
More Questions
TLS Online TPP Program

#Question id: 7500

#General Aptitude

A man is standing on a railway bridge which is 180 m long. He finds that a train crosses the bridge in 20 seconds but himself in 8 seconds. Find the length of the train and its speed.
TLS Online TPP Program

#Question id: 7501

#General Aptitude

A train 150 m long is running with a speed of 68 kmph. In what time will it pass a man who Is running at 8 kmph in the same direction in which the train is going?
TLS Online TPP Program

#Question id: 7502

#General Aptitude

A train 220 m long is running with a speed of 59 kmph. In what time will it pass a man who is running at 7 kmph in the direction opposite to that in which the train is going?
TLS Online TPP Program

#Question id: 7503

#General Aptitude

Two trains 137 metres and 163 metres in length are running towards each other on parallel lines,one at the rate of 42 kmph and another at 48 kmph. In what time will they be clear of each other from the moment they meet?
TLS Online TPP Program

#Question id: 7504

#General Aptitude

Two train 100 metres and 120 metres long are running in the same direction with speed of 72 km/hr and 54 km/hr. In how much time will the first train cross the second?
TLS Online TPP Program

#Question id: 7505

#General Aptitude

A train running at 54 kmph takes 20 seconds to pass a platform .Next it takes 12 seconds to Pass a man walking at 6 kmph in the same direction in which the train is going. Find the length of the train and the length of the platform.