An apple grower notices that several of his apple trees with fungi growing on their trunks have developed necrotic ring spots, while other trees in the orchard that lack fungi appear healthy. what is the most likely conclusion the farmer can make about the virus infecting his apple trees?
the apple trees were infected by horizontal transmission.
the fungi carry disease.
the fungi attract disease-carrying insects.
the apple trees were infected by vertical transmission.

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?

This is one of the five kingdoms in the older biological succession. organisms in this kingdom are prokaryotic.

All phases of matter may have a fixed mass