Word Count : 240

---

Human diseases arising from variations in chromosome number, also known as aneuploidies, result from the gain or loss of whole chromosomes during cell division, particularly during meiosis. One of the most well-known examples is Down syndrome, caused by trisomy of chromosome 21, where individuals have three copies instead of the normal two. This extra chromosome leads to characteristic phenotypes such _________ __________ __________ ______ ________ ____ ___ ______ ____.
_____ _______ _______ __________ ________ _______ _______.
________ __________ __________ ___ ______ ________ __________.
__________ _________ ______ _____ ________ ______ _________ _______.
__________ __________ _______ __________ __________ _______ _________ _________ ______ __________ ________ ___.
__________ _______ ____ ___ ______ ___ __________ ___ ___ ______ __________.
__________ ___ _________ _____ ________ _______.
_____ ________ _________ ________ _____ ______ ___ _________ ___ ________ ________ _____.
_____ _________ __________ ___ _____ _________ ___ ______ ________ _________.
_______ __________ ________ ___ _____ ________ _____.
__________ __________ ___ _____ __________ _____ _____ ______ ____ ______ ________ _______.
___ ___ _________ __________ _________ _________ _______ __________ _________ __________ _______.
__________ ________ ___ ________ ___ ____ _________ ___ _______ __________.
________ _____ _____ ________ __________ ___ ______ _____ _________.
________ _______ _________ _____ ____.
__________ _________ ________ ____ ________ ___ _______ _______ _________ _________ ______ ______.
_______ ___ ______ _________ _________.
_______ _______ __________ ______ __________.
______ _________ ______ _______ _________.
____ ________ _______ ___ ___ ____ __________ __________ ________ ______ ____.
____ ___ ___ _______ _____ _________.
Get Full Answer on WhatsApp