Genetics are a fun thing aren't they?? Here is the thing you have been given tons of the correct information. If this is a photo, it can show sex under 18/6 or a veg cycle lighting. it will happen after about thirty days or so, also the plant will have some rather good size to it. Side branching will be abundant. If its an auto, by day thirty it will be on its way to flower, you will see clusters (bud sets) of flowers (pistils) and not just in the inter nodes of the plant. They will be all over the branches on the plant.