Answer / jyoti singh

single strand will absorb more uv in uv spectrophotometer as more suface of nitrogeneous bases are available (hyperchromic effect)

Answer / dr avtar singh meena

Heat the DNA upto 94 degree celsius. If it is absorb more UV light at 260 nm, that will indicate that DNA is double stranded because of base stacking DNA can absorb more light (called as hyperchromic effect). If the absorabance will same at 260 after heating, then DNA will be single stranded.

Answer / sehban

It is not DNS but DNA

Answer / priyanka jaiswal

by using spectrophotometer we can able to tell that dns is
double or single.The dDNA absorbs more uv rays than single
strand,by comparing the uv range we can tell.

Answer / kanchan

DNS is single or double
stranded. ???? ques .is not cleared me

Answer / jeevan naik

Od of single strand dna is higher than ds dna and it will absorb less uv

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