Bacterial cell walls contain which makes them different from other organisms

Bacterial cell walls contain peptidoglycan, which makes them different from other organisms.
The other name for the "Peptidoglycan" is "Murein". This is made of sugars and amino acids and makes a layer outside the plasma of a bacteria. Both gram positive and gram negative cell walls contain peptidoglycan.

the answer is tropical areas. the tropical areas obtain more

radiant energy from the sun than they lose to space through terrestrial

radiation, and vice versa for polar areas. earth has an energy remaining in the

tropics and an energy scarcity for the polar areas.

explanation:

feral cats are estimated to eat tens of millions of native animals each night in australia