<span>1. The investigator should use fluorescent fingerprint powder, so that the prints will be visible on the dark surface when a special kind of light is used.
2. A possible cause of death would be asphyxia, and is one of the most common causes of death that involve murder and violence.
3. C. thin layer chromatography and Infrared spectrometry
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This question would be given a false answer Dear
To primary consumers, as they directly eat producers and are next on the level of animals in an ecosystem.
Answer:
Cardiovascular endurance is the ability to exercise without becoming overly tired because your heart, lungs and blood vessels are healthy. Exercise examples include walking, jogging, cycling, dancing, running and bike riding. Distance swimming is also a good cardiovascular endurance exercise.