| Front | explain the process of rhizobium infection |
|---|---|
| Back | 1 rhizobium multiply and colonize the surroundings of the root 2 the rhizobia get attached to the epidermal and root hair cells 3 the root hairs curl and the bacteria invade the root hair 4 infection thread is produced carrying the bacteria into the cortex of the root 5 in the coetex of the root, they INITIATE NODULE FORMATION 6 bacteria are NOW Released from the thread INTO the cells 7 THIS leads to the DIFFERENTIATION of specialised nitrogen fixing cells 8 The nodule thus formed establishes a DIRECT VASCULAR CONNECTION with the host for exchange of nutrients |
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