mitochondria are right there to direct things. They immediately change shape. They elongate themselves, fuse with each other, and form long tubular networks.21 What ensues is a spring-cleaning, if you will. The cells identify old and defective proteins and cell parts. They are the first to go in a massive recycling campaign. These proteins and parts are shuttled to lysosomes for degradation. These nutrients are then recycled; some get used for energy, while others might be used for new, essential proteins and cell parts. The cells are looking for anything and everything that is expendable in a
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