Answer:
The continents were once connected as one landmass.
Explanation:
This did happen it's called Pangea. There were similar fossil records in different continents.
Answer: Nucleic Acids
Explanation: There are two main types of nucleic acid, deoxyribonucleic acid (DNA. Composed of very long strings of nucleotides, which are abbreviated as A, C, G and T. DNA is the storage form of our genetic material.
(If I helped could you make me Brainliest?)