5 tube balancing argument

[Volker Blaschke]

Not really. Since the first three tubes are balanced, one could look at 
them as a system. Now, you then add a new balanced system by adding the 
two tubes. You then have two systems which are each balanced and would 
not influence each other.

-- 
Dr. Volker Blaschke
Depts. of Biochemistry, Dermatology
Georg-August-University, Goettingen, Germany
Email: vblasch at gwdg.de
Tel: xx49 551 39 5959 / 5978