The following homework questions come from the Microbiology Coloring Book. Plate 54 of the Microbiology Coloring Book Read the first and second paragraph of this page. Explain what is meant by specificity. Look at the corresponding diagram. This paragraph gives you an overview of what will be covered later.
All blood cells originate from what is called a stem cell.
From there, cells can follow two different lines of development - those that become hematopoietic cells and those that become lymphopoietic cells. Describe how T cells develop. You'll remember that earlier we looked at the terms, antigen and antigenic determinant. No questions to answer. After an antigen has been presented to a helper T cell, the helper T cell is activated.