A plant body which is not differentiated into true roots, stems and leaves ____?

A plant body which is not differentiated into true roots, stems and leaves ____?

ایک پودوں کا جسم جس کو حقیقی جڑوں ، تنوں اور پتے میں فرق نہیں کیا جاتا ہے؟
Explanation

A thallus is a plant body not differentiated into true roots, stems, and leaves.

It is commonly found in algae, fungi, and some bryophytes.