no
a grape seed :D
Think about it ,when you eat a grape usually you ingest some seeds so I would say yes you can eat raw grape seeds. As to quanity you are on your own
No. a grape is a fruit. Fruits have seeds, vegetables do not.
yes
Yes. 3 calories per grape without seeds, 4 per grape with seeds.
Yes they actually sell a grape seed mulch.
A raisin is the dried fruit of the grape vine - a dried grape. While the pips in a rasin are probably no longer fertile, the pips in a grape are the seeds from which new grape vines may be grown.
just 5
Grape seeds can be different sizes. Some are the same size as that of a grape fruit, but generally they are a little smaller.
the red ones.
Not sure but I think 4