What do a bacterium and a whale have in common?

The correct answer is - characteristics of life.

Explanation:

All the living organisms present on earth share some basic characteristics known as characteristics of life and basic traits. Everything with life has these traits from the smallest bacterium to the largest whale, share certain characteristics of life. Without these characteristics, there is no life.

These characteristic are -

1. Reproduce their selves - very living thing increase their number

2. Grow and develop - growth and development is common in every organism.

3. Homeostasis - ability to maintain the body at equilibrium

4. Consist of cell - organisms are made up of one or more cells.

5. Complex chemistry - every organism have complex chemistry in their body system.

6. Response to the environment - each and every organism respond according to the chage.

atp is used for energy.