Which combination of items below is incorrect? decomposers – bacteria and fungi pioneer community – lichens and mosses commensalism – symbiosis in which both organisms benefit ecological niche – role played by a species in its natural habitat

Symbiosis in which each organisms benefit ecological niche.

Explanation:

Symbiotic relationship is an interaction between organisms living together in which either they both benefits, or one benefit or parasitic in which the predator cause harm on the prey. Symbiotic relationship can either be mutualistic I.e each benefits from each other, predation or parasitic I e one benefits and cause harm in another.

hormones in blood stream

image: dtc.ucsf.edu

endocrine glands secrete hormones into the blood stream near them; the hormones then travel in our bloodstream until it reaches its destination, called a target cell, in distance parts of the body. in the target tissue, hormones lock onto the target’s plasma membrane, called the receptor site.

the answer is c.mitochondria. glad to .