Which of the following, if any, is not a common cellular activity?

a. Cells respond to the environment.
b. Cells develop and maintain complex organization.
c. Cells take in and use energy.
d. Cells regulate their internal environment.
e. All of the choices are common cellular activities.

All the choices are common cellular activities.

Explanation:

When chemicals come in contact with cells, it can influence and cell respond.

Cells take in and use energy as ATP is the energy currency of the cell.

Cells regulate their internal environment by the process named Homeostasis.

explanation:

the sun shines white and black light to our planet. the white light has all the colors in it. in our upper atmosphere, we have dust particles and oxygen molecules. the white light meaning all of the colors in a rainbow shines through the upper levels of the atmopshere and the blue light scatters across the entire planet. that is why our sky is blue.