an agent, such as radiation or a chemical substance, which causes genetic mutation.
Yes and they also can choose to die
Answer: Option B) 4 only.
The bacterium can be properly described as a commensal only
Explanation:
A biological association where one of the two organisms benefits while the other neither benefits nor get harmed describes Commensalism.
For instance, this bacterium derives nutrition from man, and man is neither benefited or harmed.
Thus, the bacterium is a commensal
Lysosome and the nucleolus, last time i checked these where it,
By panting, which is in response to an external stimulus
