The answer is number 4 hope this helps
The correct answer is:
1 - Blue wildebeest (Connochaetes taurinus)
2 - Blue wildebeests
3 - Blue wildebeests and Black wildebeests
4 - Blue wildebeests, Black wildebeests, crocodiles, acacia trees
5 - Maasai Mara
A hierarchical organization is an organizational structure where every component of the organization is subordinate to some other component.
Operons afford the organism the opportunity to
simultaneously regulate transcription of multiple genes, whose products are
active in the same process. Operons lead to the synthesis of groups of functionally
related enzymes, usually from a single mRNA transcript hence makes regulation of
the genes highly efficient.