Why are electron dot diagrams useful?
(Own Sentence)

Lewis electron dot diagrams use dots to represent valence electrons around an atomic symbol. Lewis electron dot diagrams for ions have fewer (for cations) or more (for anions) dots than the corresponding atom.

Electron dot diagrams use dots to represent valence electrons around an atomic symbol. Electron dot diagrams for ions have fewer or more dots than the corresponding atom

Explanation:

the overall balanced equation

6co2 + 6h2o > c6h12o6 + 6o2

sunlight energy

where: co2 = carbon dioxide

h2o = water

light energy is required

c6h12o6 = glucose

o2 = oxygen

the major parts of the digestive system:

salivary glands.

pharynx.

esophagus.

stomach.

small intestine.

large intestine.

rectum.

accessory digestive organs: liver, gallbladder, pancreas.