| A | B |
|---|
| cell wall | protects and supports the cell |
| middle lamella | contains pectin a jelly like substance that helps hold the cells together |
| primary walls | contain cellulose and pectin |
| secondary walls | are rigid and made of cellulose(a fibrous material) and lignin(helps stiffen the cellulose)
|
| vacuoles | are fluid filled cavities surrounded by a vacuolar membrane which stores water, sugar, waste, minerals, water soluble pigments (anthocyanins) which cause coloration scarlet, crimson, purple
|
| plastids | store and produce chemicals |
| chloroplasts | contain green pigment(chlorophyll) which is between layers of lipids and protein in bodies called grana, it contains enzymes to form carbohydrates
|
| leucoplasts | store food in form of starch by dehydration synthesis - white in color
|
| chromoplasts | give color to flowers
-contains pigments - xanthophylls(yellow)
Carotene(orange)
|
