The bases are at the interior of the double helix and are neatly stacked.
The phosphate groups groups are at the exterior of the DNA molecule
The sugar groups are at the interior of the DNA molecule
Answer:
Chemical changes cause a substance to change into an entire substance with a new chemical formula. Chemical changes are also known as chemical reactions. The “ingredients” of a reaction are called reactants, and the end results are called products.
Explanation:
The sugar found in DNA contains one less oxygen molecule than the sugar found in RNA.
Answer: I believe it would be A: epithelial cell, intestinal lining, intestine, digestive system, human body.
Hope this helps!!
All DNA of creatures is made from the same materials, and is largely the same. (Humans are less than 5% different than primates genetically)