Question

on
Thul was working
an
experiment on the cells of onion
peel. While observing the cells
under the microscope, he finds
many cells with thin thread like
structures in their nucleus known as
'A'. In few other cells there were
thick conspicuous Х shaped
structures called 'B' and in such
cells he couldn't find the nuclear
membrane. What is A and B?​

Answer 1

Answer:

cell wall, maybe it's answer