Question

characteristics of life
heather brown
multiple-choice question
all living things are made of
cells
organs
tissue
bones

Explanation:

All living things are composed of cells. Cells are the basic unit of life. Organs are made of tissues, which are made of cells. Bones are a type of tissue (connective tissue) and are also made of cells. So the fundamental building - block for all living things is cells.

Answer:

cells