Question
Give any two ways in which these tissues differ functionally from each other.
Xylem | Phloem | ||
1. | It conducts water and minerals from root to different parts of the plant. | 1. | It conducts food and nutrients from leaves to other parts of the plant. |
2. | Conduction is mostly unidirectional. | 2. | Conduction is often bidirectional from leaves to root and from roots to stem. |
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| Elements | Atomic number | Mass number | Protons | Electrons | neutrons | Electronic configuration | Valency |
| Chlorine | 17 | ___ | ___ | ___ | 18 | ___ | ___ |
| Silicon | ___ | 28 | ___ | 14 | ___ | ___ | ___ |
| Fluorine | ___ | ___ | 9 | ___ | 10 | ___ | ___ |
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Distinguish between prokaryotic and eukaryotic cells.