Answer:
Specie
Explanation:
They are a group that interbreed with each other, only, since they cannot produce fertile offspring with those of another species.
Answer:
plant propagation
Explanation:
Plant propagation is the process which grows new plants from a variety of sources: seeds, cuttings, and other plant parts. Plant propagation can also refer to the man-made or natural dispersal of seeds.
I believe you're looking for "invasive species"
That person would weigh 33.07 pounds on the moon