Correct: Oxygen, Carbon, Nitrogen, Phosphorus, Sulfur, Hydrogen, O, C, H, S, P, N, Incorrect: Water, Carbon Dioxide, Glucose, DNA, H2O, CO2, C6H12O6, Mitochondria, Chloroplast, Cell Wall, Cytoplasm, Cell Membrane, Nucleus, Vacuole, Ribosomes, Lysosomes, Endoplasmic Reticulum, Golgi Body,

Leaderboard

Visual style

Mga Option

I-switch ang template

I-restore ang gi-autosave: ?