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...studying this course, you should be able to: describe in general terms how extrinsic signals activate cell signalling pathways to elicit cellular responses describe how cell signalling processes facilitate quorum sensing in bacteria outline the diverse roles played by proteins in cellular communication and how various proteins can function together in a signalling pathway...

...study the new landscape where the rover is parked – a landscape that is over 4 billion years old and has just been imaged for the very first time. The images I am looking at have been taken just under 34 million miles away on another planet by a robotic spacecraft that executed our commands, then sent the data to an orbiter, which sent them to the deep space network,...