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Histogen theory is applicable for
Option: 1
Root apex only
Option: 2
Shoot apex only
Option: 3
Both of these
Option: 4
None of these.
Answers (1)
As we learned
Application of Histogen Theory -
Histogen Theory is applicable for root apex only, not for shoot apex. Because, in higher plants, shoot apex have four different histogen in monocotyledons. The fourth layer is called calyptrogen.
- wherein
Root cap is produced by calyptrogen in monocots. Root cap is produced by dermatogen in dicots. One histogen is present in ranunculus, two histogens occurs in casuarina.
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