Pic­tures Con­sid­ered #62 by Roberto — In the phage uni­verse, there are many ex­am­ples of so-called satel­lite phages (or satel­lite phage-like el­e­ments) whose prop­a­ga­tion de­pends on helper phages. Out­side the bac­te­r­ial cell these satel­lites look like phages, but...