If each and every living organism possesses DNA then y the difference in physical appearances? every1 can look the same too if the gentic material is same in all..ik its due to " change in sequence of bases" but how does the change of sequence of base pairs even occur?? pls explain



The information of code in genes is different in every person thts y eyery person look different even that twince are also different bc the sequence and the code of gene is different.
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