If the materials are sugars and gases, this process is diffusion. Water only moves through a cell membrane by osmosis.
Say: curly is represented by s
Straight is represented by S
Yellow is represented by R
Red is represented by r
The answer would be SSRr
I would guess the plant kingdom, as it produces seeds. The vascular system indicates that they are large plants (trees). Because of the large body, trees has a vascular system so it can transport water and nutritients throughout the body.