There's actually a biological explanation for how The Power of Love allowed Hector to refuse the second cigarette in "Where There's Smoke". Crushes produce dopamine and serotonin because of the positive feelings associated with the object of your affection, so Hector was able to override the pleasure Nick promised with the positivity Christine represented.
In "A Growing Cell", Drix states that the job of Fat Cells is to store extra calories. This is true, as a safety mechanism if the body ever needs those surplus calories down the line. Here's the rub: Fat Cells in this world are as anthropomorphized as any other cell, complete with human-esque families (the aforementioned episode involved a bunch of kidnapped Fat Cells and one scene shows their mothers frantically reporting their missing children), and other anthropomorphized cells are shown eating like a human would. Does this mean, in times of scarcity, Fat Cells would be killed and eaten?
