Na+ is not a molecule; it is an ion, specifically a sodium ion.
Water Activates it
It's an oxonium ion, but specifically it's the hydronium ion. Oxonium means any positively charged ion where an oxygen atom has three bonds (a double bond and a single bond count as three bonds).
Anion(apex)
Ion.
This is a protein on or embedded in a cell membrane that activates when a Calcium ion interacts with it.
Starch is digested by ptyalin.
it activates poorly understood ion channels in the brain to alleviate anxiety or depression.
no ptyalin is not secretes by the cells in the stomach
The enzyme ptyalin ,or salivary amylase acts on starches and converts them to maltose.
Na+ is not a molecule; it is an ion, specifically a sodium ion.
Leaves the presynaptic neuron, activates ion channel
Ptyalin is an enzyme, which means that it is made up of proteins. When a protein enters the stomach, it is denatured by HCL, which is a kind of acid. This results in the Ptyalin no longer being effective.
Tyalin
Ptyalin is the chemical in human saliva that helps break down food in your mouth.
salivary glands
Amylase (ptyalin)