2 examples -
1.) in italy, ( limone ) a unique mutation protects them from developing atherosclerosis,
2.)theres mutation in bacteria too, this mutation allows bacteria to survive in the presence of antibiotic drugs, leading to the evolution of antibiotic-resistant strains of bacteria.
Polysaccharides have 1 sugar
disaccharides have 2 sugars
monosaccharides have a chain of sugars
Birds and animals and maybe the bony fish.