My theory is that . Mybe it changed because the flavor composition of the cracker changed or it dissolved in the saliva.
THEORY. :'3
Norovirus is the most common and leading cause of food borne illness.
The study of chemical reactions of living this is called biochemistry.
This depends on what organism you're referring to.
Humans have 23 sets of chromosomes.
In mitosis, identical cells are being produced.
