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TLS Online TPP Program
#Question id: 5250
#Unit 8. Inheritance Biology
A researcher would like to map the location of galE and trpA genes in a new species of bacterium that appears to be closely related to E. coli. He decides to use cotransduction, and generatesnappropriate donor and recipient strains. He is disappointed when cotransduction is not seen in his experiement. What is the most reasonable explanation for this situation?
TLS Online TPP Program
#Question id: 12218
#Unit 7. System Physiology – Animal
The control of gastric acid secretion in response to a meal involves several events that take place over a 4- or 5-hr period following the meal. These events include
(1) a decrease in the pH of the gastric contents,
(2) an increase in the rate of acid secretion,
(3) a decrease in the rate of acid secretion, and
(4) an increase in the pH of the gastric contents. Which of the following best describes
the correct temporal order of events over a 4- or 5-hr period following a meal?
TLS Online TPP Program
#Question id: 21246
#Unit 7. System Physiology – Animal
The correct sequence of events involved in phototransduction in rods and cones in response to light is:
TLS Online TPP Program
#Question id: 5943
#General Aptitude
The calendar of the year 2007 can be used again in which year ?
TLS Online TPP Program
#Question id: 3911
#Unit 3. Fundamental Processes
When a sequence of double-strand DNA is displayed