Answer:
Scientific ideas are changed when better ones are found.
Explanation:
The second membrane protects e.coli (Gram-negative bacteria) against a harsh environment.
The outer membrane indirectly helps stabilize the inner membrane as peptidoglycan layer in Gram-negative bacteria is relatively thin than gram positive bacteria ( they have multilayer pepdtidoglycan )
American - inch foot yard mile (imperial)
UnitedKingdom- cm mm km (metric)
Hope this answers the question well enough
Decaying matter is called compost