MCQ
State bird of Rajasthan is:
- ASiberian crane
- BGreat Indian bustard
- CFlamingo
- DHornbill
Explanation:
State bird of Rajasthan is great Indian Bustard (Ardeotis nigriceps). It is long necked, long bared legged, ground bird.
It is protected in desert national park in Jaisalmer, Karera sanctuary in Madhya Pradesh and great Indian bustard sanctuary in Maharashtra.
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$(a)$ 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
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