<span>The large rounded brain near the center of
the cell is the nucleus. It is known as the brain because it is responsible for
most of the cell functions. Similarly to the human brain, the nucleus sends
information and instructions to the cell.</span>
Answer:
<h2>I think it's letter B</h2>
because if you treat the first affected person then you can ensure that the disease is not around and the community got rid of it.
D, since the planet is further away from the star it isn’t receiving as much gravitational pull.
A: All are common ways for drugs to enter the body.
I think.
Catalyst reduce the activation energy barrier between reactants and products.