Answer:
The two main types of nucleic acids are DNA and RNA. Both DNA and RNA are made from nucleotides, each containing a five-carbon sugar backbone, a phosphate group, and a nitrogen base. DNA provides the code for the cell 's activities, while RNA converts that code into proteins to carry out cellular functions.
Explanation:
I am not sure dude they just like to be mean
they have did the same to some of my freinds
The common cause is plaque in the arteries also known as coronary artery disease