1.Living things are based on a universal genetic code.?
2.Living things grow and develop.?
3. living things respond to their environment.?
4. Living things reproduce.?
5. Living things maintain a stable internal environment.?
6. Living things get and use material and energy.? 7. Living things are made up of cells.?
8. Taken as a group，living things evolve.
幾個生詞
epidemic流行病，
stimulus刺激，單數形式
stimuli 刺激，復數形式
homeostasis穩態，
metabolism新陳代謝