However, onions are perhaps best known for their ability to induce tears when chopped. When cut, onions release an irritant called______ which stimulates our eyes’ lachrymal glands so they release tear

he sentences given in this question, when properly sequenced, form a coherent paragraph. Decide on the proper order for the sentences and write this sequence as your answer.1. When you cut an onion, you release their liquidy contents and previously separated enzymes meet the sulfur-rich amino acids and form unstable sulfenic acids, which then rearrange into a chemical known as syn-propanethial-S-oxide.2. Why are onions such jerks sometimes? Well, it actually comes down to some pretty fascinating biochemistry.3. It turns out that onions are particularly good at absorbing sulfur, which they use in a number of amino acids.4. The sneaky chemical is volatile, meaning it easily vaporizes, and causes a burning sensation when it floats up from the cutting board and comes in contact with your eyeballs.

1. When you cut an onion, you release their liquidy contents and previously separated enzymes meet the sulfur-rich amino acids and form unstable sulfenic acids, which then rearrange into a chemical known as syn-propanethial-S-oxide.2. Why are onions such jerks sometimes? Well, it actually comes down to some pretty fascinating biochemistry.3. It turns out that onions are particularly good at absorbing sulfur, which they use in a number of amino acids.4. The sneaky chemical is volatile, meaning it easily vaporizes, and causes a burning sensation when it floats up from the cutting board and comes in contact with your eyeballs.

Onion peels contain high levels of flavonoids like Quercetin, which have high antioxidant properties. These antioxidants help neutralize free radicals in the body, reducing oxidative stress and lowering the risk of chronic diseases such as heart disease and cancer.

Tears, saliva, and perspiration contain an enzyme called that helps kill or inhibit bacteria.

Tear from eyes from         barriers of innate immunity :-A Physical B Cellular C Physiological D Cytokine