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Question
Histogen theory states that epidermis is derived from the
Histogen theory states that epidermis is derived from the
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Solution
The correct option is A Dermatogen
According to histogen theory by Hanstein, the three principal tissues of the root, vascular cylinder, cortex and epidermis originate from three groups of initial cells or histogens, in the apical meristem plerome, periblem and dermatogen respectively. A fourth histogen, the calyptrogen produces the root cap.
Thus, the correct answer is option D.
According to histogen theory by Hanstein, the three principal tissues of the root, vascular cylinder, cortex and epidermis originate from three groups of initial cells or histogens, in the apical meristem plerome, periblem and dermatogen respectively. A fourth histogen, the calyptrogen produces the root cap.
Thus, the correct answer is option D.
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