Mountains chains in Northern Europe and West Africa match the Appalachian Mountains in terms of their ages and the sequences of rock layers that make them up. In 3-5 sentences analyze these observations and explain what conclusions can be drawn from them.

due to the fact that it skipped a generation we can tell it is definitely not a dominant trait, therefore it must be recessive. i think this is right let me know!

explanation:

the sugar-phosphate backbone forms the structural framework of nucleic acids, including dna and rna. this backbone is composed of alternating sugar and phosphate groups, and defines directionality of the molecule.