Cell
Stimulus
Homeostasis
Sexual reproduction
Asexual reproduction
Heredity
Metabolism
Producer
Consumer
Decomposer
Protein
Carbohydrate
Lipid
Phospholipid
ATP
Nucleic acid
Shivering(39)
Anaerobic organisms(42)
Molecule (44)
Compounds (44)
Amino acids (44)
Enzymes (44)
Complex
carbohydrates(45)
Nucleotides (47)