MCQ
‘Pathogens' are
- ASubstances produced against any disease causative
- BChemical substances produced by the host cells to kill the parasite animal
- ✓Disease spreading factors
- DCells which kill the parasites
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$(a)$ Euchromatin is loosely packed chromatin
$(b)$ Heterochromatin is transcriptionally active
$(c)$ Histone octomer is wrapped by negatively charged DNA in nucleosome
$(d)$ Histones are rich in lysine and arginine
$(e)$ A typical nucleosome contains $400\,bp$ of DNA helix
Choose the correct answer from the options given below: