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

Maria wanted to grow a fern in her backyard. acting on a suggestion from a friend, she collected brown dots from the underside of a fern's leaves and then potted them. after a few days, maria saw small fern leaves erupting from the pot. which statement explains this phenomenon? a. the fern transitioned from gametophyte generation to sporophyte generation. b. the fern grew as a result of mitosis. c. the fern transitioned from sporophyte generation to gametophyte generation. d. the fern grew to be genetically identical to its parent plant.

An ecologist studied the same species of deer during the summer and the winter. she noticed that during the summer, when there was plenty of food, the deer were energetic and playful. however, during winter when food was scarce, the deer moved more slowly and did not run unless they needed to escape a predator. which scientific fact is best supported by her observations?

_is a product of the first stage of photosynthesis.atpglucosecarbon dioxidewater