That is unknown, something that many scientists are still trying to figure out. However many think it all started as a genetic mutation, but whether it started in a cow or a sheep, that is still up in the air.
Mad Cow is not a virus or bacterial infection like a cold or flu is that comes about as a seasonal thing. It is caused by a prion, and the chances that humans will contract Mad Cow is extremely low; there is no season that people can "start getting" Mad Cow disease.
We are aware of mad cow disease
There is no such thing as "cow disease" unless you are referring to MAD cow disease, which is something else entirely.
No.
no
Mad cow disease cannot be treated. The only solution is eradication to prevent the spread of the disease.
they go mad
Mad Cow Disease is a layman's term for Bovine Spongiform Encephalopathy.
Mad cow disease happens when the proteins in the brain of cow become misfolded. This is called prion. In simple words all proteins have to be folded before they can function and when some proteins in the brain become misfolded, such a state is called prions (misfolding of proteins) and it results in mad cow disease.
She had Bright's disease and Mad Cow disease.
Yes, that is precisely how you contract mad cow.
It's not sad cow disease, it's MAD cow disease. Its a brain disease that can cause irrational behavior in cows.