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There is only one mechanism to produce bioluminescence in fishes: symbiosis with bioluminescent bacteria.

In a food web or food chain the arrows point in the direction of the flow of energy.

Bacteria are likely the majors consumers of DOM in the oceans.

Which philosophy viewed the plantation as a family with the slaves as children. Under this school of thought slave owners saw it as their job to care for their slave “children” just like a father would.

Once a brand name makes it through the various steps, screenings, and selection, what last step should be taken to protect the new brand name?

Female anglerfishes produce pheromones, which attract dwarf males. In many species of anglerfishes the males become permanently attached to the female.

Tangible and intangible features like design, symbols, customer touch points, etc. differentiate the services and goods of one seller from another. These features create a psychological stimulus or trigger that causes associations with other ideas or thoughts about a seller. Which marketing term best fits this definition?

The three majors primary producers on Earth are the brown, red, and green algae in the oceans.

President Polk did all of the following except

A stratified water column is separated into layers according to density.  The top layer is warmer and less dense than the colder bottom layer.