What is the highest level of organization of the starfish?

A

the cell, which holds organelles that work together

B

the organism, which holds organs that are made of tissues

C

the organ, which is made of tissues that are made of cells

D

the tissue, which is made of specialized cells that work together

biosphere

The highest level of organization for living things is the biosphere; it encompasses all other levels. The biological levels of organization of living things arranged from the simplest to most complex are: organelle, cells, tissues, organs, organ systems, organisms, populations, communities, ecosystem, and biosphere.

b. th organism which hold organs that are made of tissues