Not really sure but the minimum force required to lift any mass must be equal to the force of gravity pulling it down. So the formula: Fa=Fg =mg =(25)(9.8) =245 N here is your answer ;)
<em>AExplanation:Gregor Mendel is generally regarded as the father of genetics due to his three(3) laws of genetics. Non of his work alluded to the existence of the DNA molecules( i.e. the major constituent of genes) let alone its structure. </em>