The metro police are investigating a murder scene. the killer was scratched by his victim and some of his skin cells were found under victims fingernails the police have arrested four suspects and have taken dna samples from each suspect for analysis. the dna pattern generated from the killers skin cell sample found at the crime scene did not match any of the dna patterns of the suspects. which conclusion can be drawn?
a.) only one of the suspects can be ruled out
b.)non of the suspects can be ruled out.
c.) all of the suspects can be ruled out
d.) a mistake must have been made and the test will have to be run again.

For a to be healthy, it has to have lots of different kinds of plants and animals. all of the different types of plants and animals in an ecosystem. name four types of ecosystems from those listed in the video. b) c) d) most living things live here. all living things depend on how an ecosystem like a game of sticks? why should we build new buildings on existing land? name four extinct species from those listed in the video. b) c) d) the best way to wipe out a species is to the largest ecosystem in the world is this percent of the world is covered by water. how many of all species in the world live in the ocean? list five things you can do to increase biodiversity. b) c) d) e) how many species are we losing per hour?

The nervous system interacts with the endocrine system by a. using hormones as connections b. sending nerve impulses directly to glands c. using neuroendocrine cells as connections d. sending neurotransmitters directly to neurons

What is the best conclusion based on this data? the hypothesis was not supported because the data indicated that fertilizing plants does not improve plant growth. the hypothesis was supported; to get the best growth, use 5 milliliters of fertilizer per plant. the hypothesis was not supported; the data indicated that too much fertilizer can inhibit plant growth. the hypothesis was supported; to get the best growth, use 15 milliliters of fertilizer per plant.