Which of these statements is correct about how the first forms of life appeared on earth? (2 points) non-living molecules evolved into living molecules by chemical changes. reproducing molecules evolved into living organisms by biological processes. rocks and fossils were transformed into living molecules by biological processes. atmospheric gases were transformed into living organisms by chemical changes.

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.