Egypt's geological history has produced four major physical regions: the Nile Valley and Delta, the Western Desert (also known as the Libyan Desert), the Eastern Desert (also known as the Arabian Desert), and the Sinai Peninsula.
Abbreviation: Ks values. A synonymous mutation is a change in the DNA sequence that codes for amino acids in a protein sequence, but does not change the encoded amino acid. Due to the redundancy of the genetic code (multiple codons code for the same amino acid), these changes usually occur in the third position of a codon.
5. What is the difference between a missense mutation and a nonsense mutation? Point mutations can be classified as a base substitution or an insertion/deletion but they are also classified on whether the change produces a premature stop in the gene.Nonsense mutations are mutations that result in a premature stop.. What is the difference between a missense mutation and a nonsense mutation? Point mutations can be classified as a base substitution or an insertion/deletion but they are also classified on whether the change produces a premature stop in the gene.