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- What terms are used to describe organisms whose growthpH optimum is very high? Very low?Complete the picture of the thylakoids membrane in the beaker with solution at PH 8%OM pH EC Ca2+ Mg2+ K+ Na+ Al3+ H+ % dS/m cmolc/kg soil cmolc/kg soil cmolc/kg soil cmolc/kg soil cmolc/kg soil cmolc/kg soil 2.7% 7.6 4.5 19 13 10 3 1 4 Is this soil affected? If so, what type? - saline - sodic - not salt affected - saline-sodic
- The mud at the bottom of a Winogradsky column is usually found to have a black colour. Explain why?What kind of ion exchange resin would be most effective for purifying RNA molecules, an anion exchanger or a cation exchanger? Why?Why do we use turbidity as a method to measure bacterial growth? How does it work? How do you interpret the theoretical and actual results of turbidity measurements? Can you think of advantages and disadvantages to using this type of method?
- Why is it necessary to store the molten agar in a water bath at 50 degrees Celsius?This number is always less than one a) Dilution factor b) Dilution c) Both dilution factor and dilution d) Neither dilution nor dilution factor6 (a). From the following diagram, what would the name of the newly created dissacharride be? TYPE ANSWER IN LOWER CASE * CHOH CHOH HO OH OH, HO OH он OH Он
- HOME THEORY MEDIA MISSION When does the net flux of dissolved molecules stop? a) When the concentration of dissolved molecules is equal on both sides b) When the amount of water is equal on both sides c) Never d) When the dissolved molecules are all on one side VIEW THEORYWhat effect does acid rain have on the enviorment on a macrocosmic scale?Why is scale formation typically only a problem in hot water pipes?