I believe the answer is b
Answer:
Because it is a virus
Explanation:
In my opinion the Coronavirus cannot be considered a living thing because of the lack of cells. Living things have cells, use energy,and can reproduce bt copying DNA. Viruses on the other hand use other living cells to reproduce. Outside of a host cell, viruses do not use energy. they only start becoming active when in contact with a cell, using their energy to mutliply.
Hope this helps!
Answer:
Reduced levels of the neurotransmitters serotonin and norepinephrine may also contribute to the development of ADHD.
Explanation:
