<span>The filament of a flagellum rotates in a kind of sinusoidal motion, resembling a ship’s propeller or a corkscrew. Since the flagellum pushes instead of pulls, it is located at the rear of the microorganism. If there is more than one, they may act as a bundle. The direction of rotation determines the path of the microorganism. Flagella also serve as sensors, particularly for the detection of moisture.</span>
Answer:
endosymbiosis.
Explanation:
By the beginning of the 20th century, researchers thought that plastids and mitochondria could come from bacteria. These would have been ingested by primitive cells and live within them in symbiosis.
Answer:
the branch of biology and medicine concerned with the study of embryos and their development.
Explanation:
sorry if it is wrong!!!
Answer:
Explanation:
You might not necessarily be any idiot as you think but what you failed to do before convincing your friends to come to the school was that you did not make appropriate findings if the school, the comfortability of your friends, their needs if then eventually come and transportation. Assuming you make these researches beforehand, you would have know what to to do and won't find yourself in the situation you find yourself now.
It is advisable you make proper, findings before taking a decision. You can still explain the situations to your friends.
Thanks
Answer: directional
Explanation:
Because only one trait was favored. When bears are cold, being bigger helps them better adapt to the coldness. Adjusting to the weather is one trait.
