They are on the periodic table
arsenic
Nitrogen group element, any of the chemical elements that constitute Group 15 (Va) of the periodic table. The group consists of nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), bismuth (Bi), and moscovium (Mc).
They were imported from China into the United States in 1881.
The first successful release was in Minnesota in 1916.
Hope this helps! :)
1. to repair damaged cells
Answer:
the awnser is germinating seeds.
i got this awnser correct on my test :)