MCQOPTIONS
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| 1. |
Ray cross—field pitting shows whether ray parenchyma and or tracheids are present; it also indicates the ________$ |
| A. | Length of the rays |
| B. | Height of the rays |
| C. | Wavelength of the rays |
| D. | Frequency of the rays |
| Answer» C. Wavelength of the rays | |