WILL MARK BRAINLIEST!
The two sides of the DNA ladder are held together loosely by hydrogen bonds. Answer the following questions:
1. The bases are on the _ (interior/exterior) of the double helix.
my interior
2. They are arranged _ (randomly/neatly stacked).
my neatly stacked
3. The phosphate groups are on the _ (interior/exterior) of the DNA molecule.
my exterior
4. The sugar groups on the _ (interior/exterior) of the DNA molecule.
my exterior

just to make sure these are correct^