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Which of the following is not an induced mutation?

Which of these patient statements would most warrant a diagnosis of tension headaches?  

Long hair in the laboratory must be tied back or kept entirely out of the way with a hairband or other confining device 

The ultimate source of energy for the majority of organisms on Earth, including humans, is

BONUS QUESTION (Worth 2 pts) Use the table below to answer the question. Plan A Payout Pr(Payout) $ 20 0.32 $-10 0.58 $ 15 0.10   In the long run, what is the expected payout for Plan A? Show all work. 

For the following mutation in the DNA given, transcribe and translate to determine the effect on the amino acid produced. State whether there is no effect, a minor effect, or a major effect, and explain why.                               Before mutation                   After mutation DNA:                          CTT                                 CTG mRNA:         [a]            [b] amino acid:  [c]            [d] Effect [e]     and why?  [f]

Identify the blood vessel marked “A”:

Which of the following contrast media may be injected into a joint space for radiography of the menisci, cartilage, bursae, etc.?1.   Air2.   Barium3.   Iodine contrast medium

An emulsion:

*Which of the following are advantages of using the double contrast technique for examination of the stomach? (1) fewer radiographs are required (2) small lesions are not obscured (3) the mucosal lining of the stomach can be more clearly visualized