Question

what is the main function of the cell wall in a plant cell? to give strength and stiffness to the cell to make lipids to package proteins and other substances and send them to different parts of the cell to use energy from sunlight to make sugar

Explanation:

The cell - wall in a plant cell provides structural support, giving strength and stiffness. Making lipids is related to the smooth endoplasmic reticulum, packaging proteins is a function of the Golgi apparatus, and using sunlight to make sugar is the function of chloroplasts in photosynthesis.

Answer:

to give strength and stiffness to the cell