Question

Multicellular organisms exhibit a hierarchy of cellular organization. The diagram below shows four levels of cellular organization, organized from the simplest level to the most complex level. Use the labels to identify the level of organization represented by each image.

tissue
organ system
cell
organ

Answer 1

From simplest to most complex the images represent:

Image 1: cell
Image 2: tissue
Image 3: organ
Image 4: organ system