Which major body system is responsible for transporting nutrients, carbon dioxide, oxygen and blood cells throughout the body? 1.Circulatory system
2.Digestive system
3.Respiratory system

1.Circulatory system

Explanation:

whats the answer to your question?

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.