<span>A.
Most communicable diseases are either bacterial or viral and infect the respiratory tract.</span>
Personal value is something you believe in, for example not having sex until you are married would be considered a personal value
I am pretty sure that the answer is a, genetic engineering. i hope this helps :)
B false it will not make it harder to become aware of your general health
I think it is TRUE...
If you acting up in school you deserve discipline from parents.
Hugs$$
