Back to MOLECULAR BASIS OF INHERITANCE
NEET UG BIOLOGY MCQ: MOLECULAR BASIS OF INHERITANCE
1
Medium
1 of 1
Understanding
+4 | -1
Number of ester bonds in a helics of B-DNA?
View answer and explanation
Correct option: C
18
Option C (18) is correct because each nucleotide has one ester bond, and there are approximately 9-10 base pairs per turn in B-DNA, with each base pair having two ester bonds on the backbone, hence around 18.
More Questions from MOLECULAR BASIS OF INHERITANCE
Practice All Chapter MCQs →
The correct sequence of the first six amino acids in HbA beta globulin peptide is
Assertion: The bacteria and other prokaryotes
show high adaptability to the changing
environment.
Reason: Member of kingdom Monera are
efficient in regulating gene expression. Which of the following is not true for DNA polymerase? Dystrophin gene consists of Read the following four statements (i-iv).
i. In transcription, adenosine pairs with uracil.
ii. Regulation of lac operon by repressor is referred to as positive regulation
iii. The human genome has approximately 30,000 genes
iv. Haemophilia is a sex-linked recessive disease
How many of the above statements are correct? Reactive group of RNA is?
show high adaptability to the changing
environment.
Reason: Member of kingdom Monera are
efficient in regulating gene expression. Which of the following is not true for DNA polymerase? Dystrophin gene consists of Read the following four statements (i-iv).
i. In transcription, adenosine pairs with uracil.
ii. Regulation of lac operon by repressor is referred to as positive regulation
iii. The human genome has approximately 30,000 genes
iv. Haemophilia is a sex-linked recessive disease
How many of the above statements are correct? Reactive group of RNA is?