BIO 171 - Fourth
Exam - 2013
Place the letter of the choice that best answers the question on the line to the left.
Two Points Each. NOTE: “e” answers are never the correct answer.
1. An epitope is found
a. In a support medium b. In a polymerase mixture
c. On an antigen d. In a genome comparison
e. Dunno - sounds like it should be a bit in fancy clothes
2. Which ability was probably critical
to the original development of photosynthesis?
a. Light sensing b. Predation
c. Independent movement d. Aerobic respiration
e. The ability to hang around one place and not get really bored
3. Which uses radioactive
a. Fluorecence b. Southern Blot
c. Plasmid vectors d. Monoclonal antibodies
e. Google Maps Glow-in-the-Dark
4. Which are derived from the
antivirus abilities of bacteria?
a. Taq polymerase b. Reverse transcriptase
c. Ribozymes d. Restriction enzymes
e. Very tiny shotguns
5. The phase “it’s
not what you know, it’s who you know” applies firmly to
a. Publishing research b. Conducting clinical trials
c. Getting into graduate school d. Accessing a genome database
e. A very alarming number of things in life
In most analytical methods, proteins are
a. To make it easier to break them apart
b. To stop any chemical activity
c. To exaggerate any surface charges
d. To separate them from any nucleic acids
e. Because it makes them sad
7. The Snowball Period probably most accelerated
the evolution of
a. Single-celled eukaryotes b. Prokaryotes c. Animals
d. Plants e. Elves
8. Orphan drugs are
a. Not able to be patented b. Ones whose patents have lapsed
c. Not cost-effective d. Tested but not approved
e. There are drugs you get if your parents die?
_______ 9. Which mutation type produces a frameshift?
a. Inversion b. Insertion
c. Substitution d. Derition
10. Commercial production of many bioactive
a. Engineered bacteria b. Knockout mice
c. PCR d. Mass spectroscopy
e. Very smelly factories
It could be said that most modern biology is
a. Chemistry b. Genetics c. Math
d. Any of the above e. Legalized torture
12. The “plant problem” was associated with
a. Hybridization events b. The first living things
c. Prepping proteins for analysis d. Mass extinctions
e. People who snort oregano
Micelles are a
a. Bacterial inclusion b. Virus modification
c. Delivery system d. Separation medium
e. Unicellular social networking site
14. A factor that always occurs in mass
a. Atmospheric dust b. Loss of plants
c. Change in carbon dioxide levels d. Shift in Earth axis
e. Extinctions that are
15. In which process do the materials move through a
a. Northern blot b. Fluorescence
c. Electrophoresis d. Mass spectroscopy
e. Only rude jokes occur to me now
16. Good animal models should have every feature
a. Small size b. Capability of asexual reproduction
c. Processes comparable to humans d. Short lifespan
e. Well, they have to be photogenic for sure
_______ 17. Plants needed a symbiotic relationship with fungi to
a. Move onto land b. Resist viral pathogens
c. Develop photosynthesis originally d. Survive mass extinctions
e. Have someone to play cards with
18. Which involves inserting
one gene inside another?
a. Monoclonal antibodies b. Reverse transcriptase
c. Fluorescent tagging d. Northern Blot
e. The turducken protocol
Pick NINE questions to answer in the spaces provided.
NOTE: if you answer MORE than nine, only the first nine will be corrected.
Four Points each. Partial credit is possible.
Select and answer completely any four of the following questions.
Note: if you answer more than four, only the first four will be corrected.
Seven Points Each. Partial credit is possible.
Answer as many or as few as you wish. You can't lose points on the rest of the exam by getting these wrong. Partial credit is possible.
Did you go talk to the program reviewers last Friday? 10 Points.
Some bacteria, it is claimed, have genes on each side of the DNA strand, across from each other. Why would this be a very difficult thing to produce? Three Points.
Why might a newly-forming protein be tweaked to form a non-functional form? Three Points.
What evidence might support panspermia? Three Points Each.
With continental drift, sedimentary rocks might have formed and moved long distances to where they are now. What feature of the rocks can be used to determine the original latitude of the sediments when they formed? Three Points.
What general types (as in phylum-level) of animals were probably well-established on land by the time our ancestors moved there? Two Points Each.
Some researchers believe that a critical step in the development of life on earth was the appearance of sediment burrowers. Why would they be important? Three Points.
Why do some people think that Nemesis exists? Three Points.
Why might some generic drugs be less effective than the originals? Three Points.
What is BLAST? Three Points.