You take a 1-mL sample of pond water and add it to a colorless, viscous media in a small petri dish. When you place it under your dissecting microscope, you see three organisms. Two are struggling to move efficiently through the media, while the third moves more quickly. You attribute the faster movement to the third organism's
A) thick cell wall.
B) flagella.
C) fimbriae.
D) chloroplasts.

Question

Quizplus · Accepted Answer

Flagella are long, whiplike structures that some organisms use to move. The faster movement of the third organism could be attributed to the presence of flagella, which the other two organisms might lack.

You Take a 1-ML Sample of Pond Water and Add