She should ask about what she needs to know and then right it down for when she needs it!
Answer:
chromosomes becomes visible at Prophase stage
Diffusion is is like (spreading around), so it wouldn't smell that strong the further away you got... but you would still smell it
The correct option is B.
The chromosome is a thread like structures, which is made up of nucleic acid and protein. It is usually found in the nucleus of living organisms and it normally carry genetic information in form of genes.
