Word Count : 413

---

Biological rhythms are the periodic, predictable changes in the physiological, biochemical, and behavioral activities of organisms in response to environmental cycles. In non-chordates, these rhythms play a significant role in regulating activities such as feeding, reproduction, locomotion, and molting. These rhythms are generally classified based on their periodicity into circadian, ultradian, infradian, and tidal or lunar rhythms. Circadian rhythms are daily cycles that repeat approximately every 24 hours. They are widely observed in insects, crustaceans, and other non-chordates. For instance, in the cockroach *Periplaneta americana*, locomotor activity exhibits a circadian rhythm, showing periods of activity and rest synchronized with light and dark phases. __________ ____ ________ ___ _____ __________ ___ _____ __________ _________ _______.
_______ __________ ____ __________ _______ _________ __________ __________ ____ ____.
_________ _______ __________ ______ ______ _______.
_______ ________ _________ ___ _______ _____ _________ ____.
____ ____ ____ ___ ________ ___ ______ _____ ________ ____.
________ ____ _____ _________ ________ _____ _________ _____ ______.
________ ______ ______ _______ _______ __________ _________ _______ _______ ______ ______.
________ _________ __________ ___ ________.
_______ ________ ____ _______ ___ _________ ___ _________.
______ ___ ___ __________ _________ _____ ______.
____ ___ ___ _______ __________ ________ _________ ___ __________ ______ _______.
_______ __________ ____ ___ ______ __________.
___ ____ ___ ____ ________ _______ ____ ______ ____ _________ ______.
________ ____ ______ _____ __________ _________ _____ _____ _________ ____.
_________ _______ _____ _____ ___ _________ _________ ____ _______ ____ _______ __________.
______ _____ _______ _______ ____.
_________ ____ ______ __________ ______ _______ __________ ________ _____.
_______ _____ __________ ________ _____ ___ ______ _______ _____ ____ _______.
___ __________ ______ _______ _____ ______ ______ ________ _____ ____ ______ __________.
______ ________ ________ ________ __________ ______ ___.
____ ____ _________ _____ ________ _________ __________ __________ ______.
____ __________ _______ ______ __________ ___ __________ _______ ___ __________ ______.
____ _____ _______ _______ __________ _______ ______ _______ ________.
_______ _____ __________ _________ _____ __________ ____.
_______ ______ ___ _______ _____ ____ _______.
______ _____ ______ ____ ______ ______.
_______ _________ ____ ________ ____ ________.
________ ________ ____ ________ ____ __________ _________ ________ _______ ____.
_________ __________ ___ ____ _____ __________ _______ _____ _____ ______.
_________ ________ ______ _____ ________ _______ _______ ____ ______ __________.
______ ____ _______ ____ ____ _____ _____.
______ _____ _______ ___ ________ ____.
_______ __________ _____ ________ _________ _________ ____ ______ ______ ______ ____ _________.
_________ _____ _______ _______ _____ ____ ____ _____ _________ ___ ________ ____.
______ _________ _____ ___ _________ _____ _________.
_______ _______.
Get Full Answer on WhatsApp