Word Count : 249

---

In biological systems, many reactions are energetically unfavorable, meaning they require an input of energy to proceed. Coupling is a strategy used by cells to drive such reactions by linking them with energetically favorable processes. This allows the overall reaction to become spontaneous. From a chemist’s perspective, coupling can be understood as a method of energy transfer, often mediated by molecules that _____ ________ ____ __________ ________ ________ __________ _________ ________ ____ _________.
____ ___ _____ _____ ________ _______ _______ _____ _______ ___ ____.
_______ ______ ________ ______ ___ _______ ___ __________.
___ ________ _________ ___ ____ ____ ___.
__________ ________ _________ ________ ___ ______ ________ _____ ______ ________ ________ ____.
_____ ___ ______ _______ ______ _______ ________ _________ __________ ____.
____ ____ ___ _________ _____ ________ ___ _______ _______ _______ __________.
____ _________ __________ __________ _______ _____ ____ ___ ______.
____ _______ ___ _____ _____ _______ _______.
_______ ________ __________ ______ __________ ___ _____.
______ ___ _________ ___ ______ ___ _____ _______ ____ ______ ____.
________ _________ _____ __________ _______ _____ _________ __________ _________ _______ _______ ___.
__________ _______ __________ _________ ______.
______ ___ ________ _________ _______.
_________ ______ ______ _______ __________ ________ _______ ___ ________ ___.
___ ____ ___ ____ _______.
____ _______ ___ ___ _____ ___ ______.
_________ ____ ______ __________ __________ _____ _____ __________ _______ _________ _______.
_____ ________ _____ _______ _________ ____ ______ ________ _______ ___.
______ _________ ________ _____ _____.
__________ ___ __________ ________ ______ ______ _________ ______.
_______ ____ _________ ____ _________.
Get Full Answer on WhatsApp