Answer:
The answer is D.
Explanation:
The friction of the brake rubbing the rim of the front tire causes the bike to slow down and stop.
B. a form of gene is the correct answer
Bioremediation is the process of using living organisms to detoxify a location. Microbes are used to clean up contaminated soil and groundwater. The organisms that are used in this process are: bacteria, fungi, archaea. For example, b<span>acteria are introduced to the area of the spill where they break down the hydrocarbons of the oil into carbon dioxide;</span>..
Not sure but my best guess is to go with B. It just makes the most sense.
