1. Under what conditions is experimental research most appropriate? Experiments begin with random assignment to conditions, which produces equivalent groups. One group is subjected to the changed ...
In our model, individuals are autopolyploid with either four (Y 4) or six (Y 6) sets of chromosomes (that is, 2n=4x=tetraploid; 2n=6x=hexaploid), but all populations must have the same ploidy level ...