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20 answers for: Circadian clock
RANKANSWERCLUE
BODYCLOCKCircadian clock
INTERNALCLOCKCircadian clock
BIOLOGICALCLOCKCircadian clock
RHYTHMCircadian -; internal body clock or cycle of around 24 hours controlled by the brain's suprachiasmatic nucleus (6)
DAILYCircadian
EVERYDAYCircadian
BIOLOGICALRHYTHMCircadian rhythm
DIURNALCircadian
CLOCK*Circadian rhythm
JETLAGCircadian-rhythm disruption
RHYTHMSCircadian ___"; biological processes recurring naturally on a 24-hour cycle (7)
SLEEPWhat's regulated by a circadian rhythm
PINEALEndocrine gland in the brain that produces the melatonin responsible for regulating sleep patterns and circadian rhythms (6)
MELATONINHormone regulating circadian rhythms, secreted by the pineal gland
DAYSPeriods of time around which circadian rhythms are based, each one comprising one full rotation of Earth around its own axis (4)
INTERNALCLOCKSCircadian rhythms, and a hint to this puzzle's theme
ONEO"___'clock..." (start of "Rock Around the Clock")
ATEN"... ___ o'clock scholar"
ATENO"... ___'clock scholar"
TENO"... ___'clock scholar"