search for: pathogen_individuals

...gives me three numerical representations of genes. These numbers will be compared to a similar data structure of the host individuals who have their immune genes with similar numbers. My problem is that obviously I can't stick 3 numbers in one "cell" of the matrix (I've tried) : Pathogen_Individuals[1,3] <- c(2,3,4) Error in Pathogen_Individuals[1, 3] <- c(345, 567, 678) : number of items to replace is not a multiple of replacement length In future I'm also going to have more variables such as whether a gene is expressed. Such information may require a matrix in itself - something...