The percentage of water content in onions stands at around 88 - 90%.
=== === Yes, the onion can kill the cockcroach because they contain a sulfur-rich volatile oil, peeling or slicing them can cause a person's eyes to tear. This onion has concentric leaf bases having a pungent odor and taste.
This may be an average rather than a specific onion, but onions in general contain 1.1g of protein for every 100g of onion. Again, different variety of onions may contain less or more, but yes, they do contain some protein.
Heat an onion on a frying pan OS a saucepan or something similar and after a few minutes drops of onion oil will start accumulating. Heat an onion on a frying pan OS a saucepan or something similar and after a few minutes drops of onion oil will start accumulating.
No, onion powder does not typically contain salt. It is simply dehydrated and ground onions, without any added salt.
Onion, Broccoli, Turnip...
yes
2%
ion onion
The hypothesis of observing onion cells under a microscope could be that the onion cells will have a distinct rectangular shape and contain a visible nucleus.
Potato cells have larger, more angular shape and contain starch granules, while onion cells are smaller and have a more rectangular shape with a distinct cell wall. Additionally, potato cells lack the characteristic onion cell layers seen in onion cells.
No an onion, or at least the bit of it you cut up to eat, is a root. It grows under the soild and will also contain the "seed" of the plant.
No. Because an onion develops in the ground, and chloroplasts develop in the sunlight. Therefore no chloroplasts form.