Which structures are listed in order from the least to the most complex? O tissue, cell, organism, organ
O cell, tissue, organ, organism
O cell, organ, tissue, organism
O organism, organ, tissue, cell

Name the type of chemical that speeds up digestion

Several bird species feed in a certain species of tree. each bird species feeds in a different part of the tree. which statement is true of these bird species? a. they have adapted to different niches due to competition b. they have a carnivorous relationship with the tree species. c. they have adapted to different niches due to predation d. they have a symbiotic relationship with the tree species.

What process decreases the salinity of ocean water? decreased precipitationdecreased melting of glaciersincreased evaporationincreased runoff from rivers