Answer:
scientists form opinions based on evidence and decide how the idea should change.
Explanation:
scientific rarely change , because they are based on extensive edivence. new evidence leads to modification of ideas
I think it might be sampling
Answer:
nature preserve to save the population since thats where they breed
DNA, Gene, chromosome, nucleus, Cell
The phospholipids are tightly packed together, and the membrane has a hydrophobic interior. This structure causes the membrane to be selectively permeable. A membrane that has selective permeability allows only substances meeting certain criteria to pass through it unaided.
