An interesting fact is that growers prefer sensimilla which is the name for cannabis plants that are not pollinated and do not have seeds. The structure of the female flower that is called glandular trichome produces resin on the flowers and leaves close to them.
A flexed knee is at about 140 degrees. It is a common misconception that 0-140 degrees is a normal range of motion, but most people have some hyperextension, too, taking their ROM into negative numbers. 1  normal ROM is usually minus 5 to 143 degrees in women.
The knee joint is basically a hinge joint thus the primary movements are flexion and extension. However, it also allows a certain degree of rotation. The range of rotation is considerable when the knee joint is flexed to a right angle. It this position, the tibia can also be moved forward and backward passively.