You are sitting next to somebody on the bus. You avoid touching them because they are coughing quite severely, but you end up feeling sick the next day. How did you likely obtain your illness?

Which shows the correct order of events in the Humoral (antibody mediated) pathway? Plasma cells secrete antibodies Secreted antibodies bind to foreign antigens B cell associated antibodies bind to antigen Agglutination, or phagocytosis by macrophage occurs

What happens to the electrons after they are used by the last complex (complex IV) in the electron transport chain?

The following image shows DNA replication, with the newly synthesized DNA shown in dashed lines. DNA can only be replicated in a particular way, so the side labeled “A” represents the _______ end of the new DNA molecule and the side labeled “B” represents the ________ end of the new DNA molecule.

Which of the following terms is most associated with human pathogens?

The following image represents one of the complement cascades talked about in class. Instead of numbers differentiating the different complement proteins letters are used in the image. If a lower case letter is used behind the initial letter – it means that the initial protein was broken down into a more active form (a and b). Which complement protein could be represented by the letter “B”, knowing that “B-a” is used to complete the next step?

Tetanus is said to be _______________because you can only catch this disease from inanimate objects, like rusty nails.

Given the following LD50 values, which toxin would be considered the most lethal?

Using the growth curve below, identify the lag phase.  

What sequence in the mRNA tells a ribosome to stop?