The inside of a stomach is coated with a lining that protects it.
This lining is made up of cells called epithelial cells. They coat the stomach with a mucus that neutralizes the acid.
The mucus contains bi-carbonate (a base), similar to baking soda.
Acid + Base = water and salt
So, that’s why taking tums or swallowing baking soda water helps an upset stomach.
When your stomach is upset, it means there’s too much acid. Taking a tums neutralizes that overproduction eating also helps to absorb the excess acid.
Sensation (A) is the term for the process of sensory organs detecting external stimuli and transmitting these stimuli to the brain.
Answer:
If it helps, the answer is Mutualism (let me know if it is for some reason incorrect)
Number 6 is c. number 7 is a. and i'm not sure
of number 8 sorry
Thru their stomata i think
