Answer:
the paired bases( nitrogenous bases )
Answer:
may be
the discovery of new evidence
Explanation:
Accepted theories may be modified or overturned as new evidence and perspective emerges. Scientists are likely to accept a new or modified theory if it explains everything the old theory did and more. The process of theory change may take time and involve controversy, but eventually the scientific explanation that is more accurate will be accepted.
The remains of a dead organism
Answer:
A
Explanation:
Artificial means man made or not made by nature basically, meaning that humans breeding organisms for certain characteristics would be artificial.
