Sentences with 'retract'
Example sentences and phrases with the word retract and other words derived from it.
• « In each red blood cell, 280 million haemoglobin molecules continuously unfold and retract their protein arms, like starfish, to capture oxygen or expel carbon dioxide. »
• « However, in Britain, the Secretary of State for the Colonies - Lord Hillsborough - demanded that Massachusetts retract the letter, promising that all colonial assemblies that endorsed it would be dissolved. This threat had the effect of pushing the other colonies to the side of Massachusetts. »