The animal kingdom has been divided into two major groups: Invertebrates and Vertebrates. Invertebrates are those that do not possess a vertebral column or backbone while Vertebrates are those where vertebral column or backbone is present.
Answer:
One spread and the other is not.
Explanation:
Communicable diseases and noncommunicable diseases are different because communicable diseases spread from one person to another whereas non-communicable diseases are not spread from person to person. Poor hygiene can lead to these diseases because of the present of pathogens that causes diseases. I believe poor hygiene is a symptom because it damages our health by causing diseases in the individual.
thats pretty cool but I can drink 10 gallons of glue in a min