Analysis of the OJ Simpson murder case highlighted examples of how important the collection of forensic evidence was to the
outcome of a trial. In this case the crime scene was contaminated by the presence of a number of police officers, some of the
evidence wasn't collected properly and there were questions about the security of evidence. What practice is designed to prevent
mishandling of evidence?
A)
DNA analysis
photographing the crime scene
discovery
chain of custody

liquid crystals are matters in a state which have properties between those of conventional liquids and those of solid crystals[1]. liquid crystal is partially ordered and anisotropic. in terms of molecular order, liquid crystal molecules have one-dimensional or two-dimensional long - range order.

the aswer is letter c

answer: tributaries flow into rivers.

wetland is a biome that develops when the water gets accumulated in a land exhibiting a huge depression. these form either seasonally or permanently. the water in the wetland comes from rivers, lakes, ocean, flood, rain or other sources. the wetlands includes mangroves, marshes and peatland.

tributaries flow into the rivers develops a wetland because such water will get deposited in the depression and will restrict the original flow of tributary water. hence, water with low drainage current combines with the river water.