DNA sequences can be used to construct cladograms. Which of the following statements describe how this is done?

Select all that apply.

DNA sequences may come from different genes.
Only one DNA strand from each species is needed.
Both DNA strands from each species are needed.
DNA sequences must come from the same gene.

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.