Pioneer plant species could be described as those that, a) sprout from seeds after a forest fire. b) form large forest trees that shade understory plants. c) are slow to mature, and require a soil with well-balanced nutrients. or d) are small in size, and have highly effective means of dispersing their seeds.

At which location in earth’s interior does the top density continue to increase as thickness decreases?

Cold case files recently began re-investigating an old murder case. the murder took place in the park; a young man, james, was hit over the head with a brick and killed. police suspected the jealous former boyfriend of james' wife, karen. whoever killed james may have washed their hands in a near-by bird bath as detectives found blood in the bird bath. since the murder took place before dna fingerprinting was available, the suspected killer, ronnie, went free. detectives are now reviewing the blood evidence using dna fingerprinting. based on the dna fingerprints of all possible suspects, who is james' killer?

Which feature of a human community is similar to a niche in a biological community