Cilia and flagella are specialized structures attached to the cell membrane on some cells. The cilia look like little hairs while flagella are larger and whip-like. What is main the purpose of both the cilia and the flagella in cells A. They move the cell from place to place in the environment.
* B. 
They are defensive structures to protect the cell form predators.
* C. 
They cause similar cells to link together to form larger organisms.
* D. 
They help the cell membrane absorb nutrients from the environment.

Recent research by marine biologists suggests that bottlenose dolphins have names for themselves. scientists played sounds they had identified as the names of particular dolphins, putting them through a synthesizer so that they did not sound like the voices of particular dolphins. the researchers found that dolphins would respond to the names of other dolphins that they were related to or associated with, but they ignored the names of strangers. this discovery suggests a much greater degree of self-awareness in aquatic mammals than was previously suspected. if this research holds up, what does it suggest about dolphins?

Contrast how pollination is different among gymnosperms and angiosperms.

Afisherman is dragging his boat from the shore out into the ocean. match the following lists of areas he will move over in the correct order. continental rise continental slope continental shelf [tex]1.[/tex] [tex]2.[/tex] [tex]3.[/tex]