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A method of homogenously mixing the contents of a plurality of bioreactors by providing a receiving container capable of holding an appropriate quantity of the liquid and repeatedly raising and lowering the receiving container to a position above or below the position of the bioreactors resulting in

A method of homogenously mixing the contents of a plurality of bioreactors by providing a receiving container capable of holding an appropriate quantity of the liquid and repeatedly raising and lowering the receiving container to a position above or below the position of the bioreactors resulting in mixing the contents of the bioreactors.

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1. A method of homogenously mixing the contents of a plurality of bioreactors comprising: a. providing a hard platform to support a plurality of bioreactors;b. providing a fulcrum stand to support the hard platform and allow movement of the hard platform to a pre-determined angle on either side of t

1. A method of homogenously mixing the contents of a plurality of bioreactors comprising: a. providing a hard platform to support a plurality of bioreactors;b. providing a fulcrum stand to support the hard platform and allow movement of the hard platform to a pre-determined angle on either side of the stand, wherein the platform is capable of being raised or lowered;c. installing a plurality of bioreactors, 1 though n, in a series on the hard platform, wherein each bioreactor comprises at least two liquid ports wherein the port comprises a valve for opening or closing the port and at least one sensor, wherein the sensor is capable of measuring the weight of the bioreactor;d. connecting one liquid port of the first bioreactor in the series of bioreactors to one liquid port of the next bioreactor in the series, and continuing the connectivity till the nth bioreactor in the series is connected;e. closing the second liquid port of the first bioreactor and the second liquid port of the nth bioreactor;f. raising the hard platform at one end to a sufficient height to allow flow of the liquids of the bioreactors across all bioreactors;g. measuring the increase in the weight of the nth bioreactor to a pre-determined level;h. lowering the same end of the hard platform to the same degree as the platform was raised in step (f);i. measuring the increase in the weight of the first bioreactor to a pre-determined level; andj. repeating steps (e) to (i) periodically or continuously. 2. A method of homogenously mixing the contents of a plurality of bioreactors comprising: a. providing a hard platform to support a plurality of bioreactors;b. providing a fulcrum stand to support the hard platform and allow movement of the hard platform to a pre-determined angle on either side of the stand, wherein the platform is capable of being raised or lowered;c. installing a plurality of bioreactors, 1 though n, in a series on the hard platform, wherein each bioreactor comprises at least two liquid ports wherein the port comprises a valve for opening or closing the port and at least one sensor, wherein the sensor is capable of measuring the weight of the bioreactor;d. connecting one liquid port of the first bioreactor in the series of bioreactors to one liquid port of the next bioreactor in the series, and continuing the connectivity till the nth bioreactor in the series is connected;e. connecting the second liquid port of the first bioreactor with the second port of the nth bioreactor;f. closing the second liquid port of the first bioreactor and the second liquid port of the nth bioreactor;g. raising the hard platform at one end to a sufficient height to allow flow of the liquids of the bioreactors across all bioreactors;h. measuring the increase in the weight of the nth bioreactor to a pre-determined level;i. closing all liquid ports except the second liquid port of the nth bioreactor and the second liquid port of the first bioreactor;j. lowering the same end of the hard platform to the same degree as the platform was raised in step (f);k. measuring the increase in the weight of the first bioreactor to a pre-determined level;l. repeating the steps (f) to (k) periodically or continuously. 3. A method of homogenously mixing the contents of a plurality of bioreactors comprising: a. providing a hard individual platform to support each of a plurality of bioreactors wherein each platform is capable of being individually raised and lowered;b. installing a plurality of bioreactors, 1 though n, in a series on the individual platforms, wherein each bioreactor comprises at least two liquid ports wherein the port comprises a valve for opening or closing the port and at least one sensor, wherein the sensor is capable of measuring the weight of the bioreactor;c. connecting one liquid port of the first bioreactor in the series of bioreactors to one liquid port of the next bioreactor in the series, and continuing the connectivity till the nth bioreactor in the series is connected;d. closing the second liquid port of the first bioreactor and the second liquid port of the nth bioreactor;e. arranging the individual platforms in a cascade formation such that the bioreactors are elevated with equal vertical distance between each bioreactor;f. opening all liquid ports except the second liquid port of the first bioreactor and the second liquid port of the nth bioreactor;g. raising the first bioreactor platform to the highest position and the nth bioreactor platform to the lowest position to allow flow of the liquids of the bioreactors across all bioreactors;h. measuring the increase in the weight of the nth bioreactor to a pre-determined level;i. reversing the order of elevation of bioreactor platforms, with the first bioreactor platform being at the lowest level and the nth bioreactor platform at the highest level;j. measuring the increase in the weight of the first bioreactor to a pre-determined level;k. repeating the steps (d) to (j) periodically or continuously. 4. A method of homogenously mixing the contents of a plurality of bioreactors comprising: a. providing a hard individual platform to support each of a plurality of bioreactors wherein each platform is capable of being individually raised and lowered;b. installing a plurality of bioreactors, 1 though n, in a series on the individual platforms, wherein each bioreactor comprises at least two liquid ports wherein the port comprises a valve for opening or closing the port and at least one sensor, wherein the sensor is capable of measuring the weight of the bioreactor;c. connecting one liquid port of the first bioreactor in the series of bioreactors to one liquid port of the next bioreactor in the series, and continuing the connectivity till the nth bioreactor in the series is connected;d. connecting the second liquid port of the first bioreactor to the second liquid port of the nth bioreactor;e. closing the second liquid port of the first bioreactor and the second liquid port of the nth bioreactor;f. arranging the individual platforms in a cascade formation such that the bioreactors are elevated with equal vertical distance between each bioreactor;g. opening all liquid ports;h. raising the first bioreactor platform to the highest position and the nth bioreactor platform to the lowest position to allow flow of the liquids of the bioreactors across all bioreactors;i. measuring the increase in the weight of the nth bioreactor to a pre-determined level;j. closing all liquid ports except the second liquid port of the nth bioreactor and the second liquid port of the first bioreactor;k. raising the nth bioreactor platform to a position higher than the first bioreactor platform;l. measuring the increase in the weight of the first bioreactor to a pre-determined level;m. repeating the steps (e) to (k) periodically or continuously. 5. The method of claim 4, wherein the bioreactors are arranged vertically, and wherein the first liquid port is installed at the bottom surface of the bioreactor and the second liquid port is installed at the top surface of the bioreactor. 6. The method of homogenously mixing the contents of a plurality of bioreactors according to any one of claims 1-5, wherein the first and the last bioreactor is an empty receiving container capable of holding a volume of liquid recalculated within the bioreactors, generally about 1/10 to ⅕ of the volume in each bioreactor.