Starlings are birds that feed off insects that are attracted to cattle. the starlings get food from the cattle, but the cattle are neither nor hurt. this is an example of a) mutualism b) competition c) commensalism d) parasitism

b. read the phase at the intersection of any given temperature and pressure.

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her next move would be to use agarose gel electrophoresis to separate the dna molecules of varying length and create a dna fingerprint.

above statement is not a true statement about the open ocean because the open ocean has low levels of nutrients. most of the photosynthetic activity on earth occurs in the open ocean within the photic zone. organisms in the deep ocean are exposed to frigid temperatures and total darkness but it does not begin at the low-tide mark.