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Two boats go downstream from point X to Y. The faster boat covers the distance from X to Y, 1.5 times as fast as slower boat. It is known that for every hour slower boat lags behinds the faster boat by 8 km. however, if they go upstream, then the faster boat covers the distance from Y to X in half the time as the slower boat. Find the speed of the faster boat in still water?
A, B, C, D and E participate in a running race. D moves faster than E by rate of 2 km/hr but slower than C at a rate of 1 km/hr. B moves faster than C by a rate of 1 km/hr and slower than A by 1 km/hr. What is the relative speed of the winner with respect to the person who completes at last (in km/hr)?
Usha runs faster than Kamala, Priti runs slower than Swati, Swati runs slower than Kamala. Who is the slowest runner?
Consider the following statement
1. A bacterial food intoxication refers to food borne illnesses caused by the presence of a bacterial toxin formed in the food.
2. A bacterial food infection refers to food borne illnesses caused by the entrance of bacteria into the body through ingestion of contaminated foods and the reaction of the body to their presence or to their metabolites.
Which of the statements given above is/are correct?
Viral transduction is the process by which viruses carry bacterial DNA from one bacterial cell to another. In what way does this process play a role in bacterial evolution?
Akhil takes 30 minutes extra to cover a distance of 150 km if he drives 10 km/h slower than his usual speed. How much time will be take to drive 90 km if he drives 15 km per hour slower than his usual speed?
Polymerases are available with proof reading activity. Which of the following are the characteristics of these types of polymerases?
You wanted to find out the importance of the DNA polymerases. So, you mutated the polymerases one by one and checked for survival. In which of these mutant cases will you see least survival rate?
All the RNA polymerases share 5 common subunits, which are present in all the three polymerases and are all alike. State whether the statement is true or false.
L is older than M and taller than N. O is younger than P, older than N and shorter than Q. R is older than S, younger than N, shorter than S and taller than Q. S is older than L, M, O, P, Q, R and S is necessarily false?