Answer:
The base on the mRNA strands are called codons.
I think its A because the small size , shape and the methods of movement have nothing to do with the environments it can survive in <span />

Last option: Preserve an ecosystem

• The establishment of a bird reservation is a way to preserve an ecosystem because reservation provides suitable environment to organism. A healthy ecosystem means large number of biodiversity.
Explanation:
Where is the table, there is no table displayed??