Question

Rahul
working
was
on 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 X shaped
structures called 'B' and in such cells
he couldn't find the nuclear
membrane. What is A and B?​

Answer 1

Answer:

A is the chromatin fibres and B is the chromosome

Explanation:

chromosomes are the thread like structures that bear hereditary units called genes