A.
the total amount of purine nucleotides and pyrimidine nucleotides is not always equal
B.
there are two strands which run parallel in the $$5' \to 3'$$ direction
C.
the proportion of Adenine in relation to thymine varies with the organism
D.
there are two strands which run anti parallel one in $$5' \to 3'$$ direction and other in $$3' \to 5'$$
Answer :
there are two strands which run anti parallel one in $$5' \to 3'$$ direction and other in $$3' \to 5'$$
Releted MCQ Question on Botany >> Molecular Basis of Inheritance
Releted Question 1
If the distance between two consecutive base pairs is $$0.34\,nm$$ and the total number of base pairs of a DNA double helix in a typical mammalian cell is $$6.6 \times {10^9}\,bp,$$ then the length of the DNA is approximately