Rotation is the motion that causes us to see phases
The cell membrane is a lipid bilayer that prevents that passage of water and ions. This allows cells to maintain a higher concentration of sodium ions out the outside of the cell. Cells also maintain a higher concentration of potassium ions and organic acids on their inside.
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Answer: Top 5 Characteristics of Reptiles. Reptiles Are Four-Legged Vertebrate Animals. Most Reptiles Lay Eggs. The Skin of Reptiles Is Covered With Scales (or Scutes) Reptiles Have Cold-Blooded Metabolisms. Reptiles Breathe With the Aid of Lungs.
Explanation:
Living= 1. made of cells 2. obtain and use energy 3. grow and develop 4. reproduce 5. respond to stimuli and environment 6. adapt to environment
non-living= anything other such as stone, mountains, a watch
