cholesterol
http://www.bellaonline.com/articles/art15941.aspNo cholesterol found in plants.
A Stereocyte
cellulose
there are alot of plants in the usa that you cannot find anywhere else but there. just look and you will find some!
You cannot not contact Koch's postulates. This is found only in plants.
In the dark plants cannot photosynthesize.
a plant with a long root system that goes deep into the ground
The Nucleous is found in plants.
Plants.
Since you haven't told us what the options are... we CANNOT help you !
They are found in eukaryotes.Also found in plants.