Answer:
They threaten biodiversity.
Explanation:
bringing a species that is not native to the environment can can cause many problems because, most animals wont eat that species and they usually survive better than other species.
- for example the gypsy moth is an invasive species. moths eat trees and if no animals eats them, they threaten not only the tree but us humans that the trees provide oxygen to.
The first piece of evidence that needed to be found to support the endosymbiotic hypothesis was whether or not mitochondria and chloroplasts have their own DNA and if this DNA is similar to bacterial DNA. This was later proven to be true for DNA, RNA, ribosomes, chlorophyll (for chloroplasts), and protein synthesis.
Phoebus Levene was the one who proposed <span>the polynucleotide model stating that dna and rna were composed</span>
The Answer You Are Looking For is "C" , exons (:
-Jojo
