Question
What is the term used for the uninterrupted
replenishment of sterile nutrient medium to maintain cell growth in culture?Solution
In continuous cultures, cell growth is maintained by continuous replenishment of sterile nutrient medium.
Train B whose length is (l+40) metre can cross a pole in 20 seconds. Train A can cross 168 metre long platform in 44 seconds. The length of train A is 8...
A train crosses a pole and a platform of length 624 metres in 13 seconds and 29 seconds, respectively. Find the length of train.
Speed of a car is (v + 4) km/h, which is 9 km/h less than that of bike. Time taken by car to cover 108 km is 20% less than the time taken by bike to cov...
Train ‘A’ running with a speed of 108 km/hr crosses a vertical pole in 13 seconds. Find the approx. time taken by the train ‘A’ ...
Train ‘A’ running with a speed of 108 km/hr crosses a vertical pole in 10 seconds. Find the approx. time taken by the train ‘A’ ...
A train crosses a pole and a platform of length 672 metres in 14 seconds and 30 seconds, respectively. Find the length of train.
A train takes 18 seconds to cross a 120-metre-long platform. If the speed of the train is 36 km/h, then find the time taken by the train to cross a 240-...
Time is taken by two trains running in opposite directions to cross a man standing on the platform in 30 seconds and 20 seconds respectively. It took 24...
Ratio of the lengths of two trains ‘X’ and ‘Y’ is 6:7 respectively and the ratio of time taken by them to cross a pole is 2:3 respectively. If s...
A train 300 metre long takes 20 sec to cross a man running at a speed of 6 km/hr in the direction same to that of train. What is the speed of the train?
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