sumConcOverStrains
sum concentration of each strain into the group it is in
sumConcOverStrains( concentration.orig, allStrainNames, groupNames, resourceNames )
concentration.orig
: the row of out$solution at the required time pointallStrainNames
: is a vector containing the names of the microbial strains (strings)groupNames
: is a vector containing the names of the microbial groups (strings)resourceNames
: is a vector of strings containing the names of all the resources