first, third, fourth, second
These viruses – known as phages – attach to the surface of bacterial cells, inject their genetic material, and use the cells' enzymes to multiply while destroying their hosts. To defend against a phage attack, bacteria have evolved a variety of immune systems
<span>The Lymph fluid acts as an intermediary between the blood in the capillaries and the tissue.</span>
That’s a lot of work for five pints but I’ll help
