Explanation:
For most viral infections, treatments can only help with symptoms while you wait for your immune system to fight off the virus. Antibiotics do not work for viral infections. There are antiviral medicines to treat some viral infections. Vaccines can help prevent you from getting many viral diseases.
Answer;
-Parfocal
Parfocal is the word that describes a microscope that remains in focus when the objective lenses are changed.
Explanation;
Parfocal means that when one objective lens is in focus, then the other objectives will also be in focus.
Parfocalling compound microscope objectives is a procedure which allows one to adjust each objective lens so that it will remain in relative focus with the other objective lenses on the microscope when switching from one magnifcation to the next.
A change in dna (deoxyribonucleic acid) in an organism that results in a new trait is known as a mutation. A mutation usually takes many generations to be visible, it is passed through the next generation and they inherit the same DNA and they might be a small change in that same DNA and then that genetic information is passed to the next generation and so on, after being passed and altered for a long time the results will be visible.
Si no se produjera citocinesis durante la mitosis, el citoplasma no se dividiría y, como resultado, no habría dos células hijas idénticas. entonces la celda permanecería en reposo sin poder separarse en dos celdas individuales.