<span>The hyphal walls are made of a substance called ... They have cells walls made of chitin, reproductive cells i think its true</span>
Lymphocytes are the cells responsible for waging war againsy disease or infection.
X, right trigger, left trigger, left bumper, left, left, Y
Infection<span> occurs when viruses, </span>bacteria<span>, or other </span>microbes<span> enter your body and begin to multiply. </span>Disease<span> occurs when the cells in your body are damaged as a result of </span>infection<span> and signs and </span>symptoms<span> of an illness appear. Pathogenic </span>microbes<span> challenge the immune system in many </span>ways<span>.</span>
