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?

Which of the following is NOT an example of an adhesion?

What drives the production of ATP from the ATP synthase enzyme (this enzyme is used after the electrons pass through the electron transport chain).

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

This image shows DNA replication. The ori (origin of replication) is indicated by the circle labeled “ori”.  Which of the labeled Okazaki fragments (A – D) was made first after the start of DNA replication?

You go camping and you run out of bottled water. You decide to fill up the water bottles in the stream since the water looks clear. The next day you start to feel ill and you send the water off for testing. The results state there is Giardia (a microbe) in the water, which means you likely got sick how?

What type of mutation is represented by the following? Original RNA sequence:                 ACC  GCA  UCA  GGU  AUA Mutated RNA Sequence:               ACC  GCA  UCC  AGG  UAU  A  

If you made-out with somebody at a random party and then 1 month later developed a blister on your upper lip, could you attribute your make-out session as the cause of your blister?

Which of the following is TRUE about the lytic cycle of a bacteriophage?

Which type of cell contains an MHC II complex bound to a foreign antigen?