Which of the following statement is incorrect? a) in dna double helix, the two strands of dna are bound with each other with the bases b) adenine always pairs with thymine c) guanine always pairs with cytosine d) none of the above

The answer is D.) None of the above

A is incorrect because DNA is held together with hydrogen bonding.

evidence and logical support is essential for a scientist to do in order to maintain credibility. this is because no one can believe without any logic and without any evidence.hence a scientist can maintain credibility by proving himself and by answering logically so experiments prove very beneficial. logical hypothesis give conclusion which is acceptable. therefore, there are two main factors to maintain credibility by a scientist is evidence and logical support.