MCQOPTIONS
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| 1. |
The capillaries of collenchyma tissue become thick due to the deposit of _____. |
| A. | Cellulose and Pectin |
| B. | Lignin and Cutin |
| C. | Pectin and Chitin |
| D. | Suberin and Cellulose |
| Answer» B. Lignin and Cutin | |