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As part of the space program, an alien life form (ALF) has been discovered. You grow cells in media containing N14 (light nitrogen) for a few generations and then switch the cells to media containing N15 (heavy nitrogen) (reproducing the Meselson Stahl experiment but starting with N14 and then switching to N15 for 2 generations) and much to your surprise, you find the ALF has conservative DNA replication!! Which of the following outcomes is consistent with your conclusion?

The test files are below.  Feel free to print a hard copy if you like.  If you need to leave the room for a minute or two to print or scan that is fine. Please upload Problem 1 “.dwg” file to Question 1 and the “.pdf” file to Question 2.  Please upload  Problem 2 “.dwg” file to Question 3 and the “.pdf” file to Question 4. Your test score will only be reflected in the first question.  There are 4 files to upload total, .dwg & .pdf for each problem.  You will upload the files using the upload link below, just like you would do if this were a homework assignment. TEST 2 SPRING 2024.pdf The test instructions. CuestaTitleBlock-2.dwg Copy this title block drawing to your Desktop then insert it into the layout TEST2_SPRING_2024.dwtDownload this template for Problem 2 Please upload the “.dwg” file below for question 1:

The test files are below.  Feel free to print a hard copy if you like.  If you need to leave the room for a minute or two to print or scan that is fine.  Canvas will only upload one file per file upload question.  This is why there are 2 questions.  Please upload the “.dwg” file to Question 1 and the “.pdf” file to Question 2.  Your test score will only be reflected in the first question.   You will upload the files using the upload link below, just like you would do if this were a homework assignment. TEST1-1.pdf the test instructions. Test1_Spring_2024.dwt download this Template.   CuestaTitleBlock-1.dwg  this title block drawing to your Desktop, then insert it into the layout. Please upload the “.dwg” file below:

A beam alignment device can be used to help the dental radiographer position the PID to reduce errors.  Which of the following is an example of a beam alignment device?

The test files are below.  Feel free to print a hard copy if you like.  If you need to leave the room for a minute or two to print or scan that is fine. There may be actually multiple questions in this document so don’t let the Canvas title “Question 1” confuse you. There is one question on the test and it requires you to turn in a pdf and a dwg file.  Therefore you will need to upload a total of TWO files, one pdf and one .dwg file.  You will upload the files here using the upload link below, just like you would do if this were a homework assignment. Open the test instructions. Copy this template to your Desktop or flash drive, then start a NEW drawing with it. Copy this title block drawing to your Desktop or flash drive, then insert it into the layout. Please upload the “”.dwg” file below:

Which of the following should you do first, prior to taking x-rays to protect your patient from radiation exposure?

Another term for infection control is _________, which means the absence of pathogens , or disease-causing microorganisms.

During the portion of a characteristic interaction when  a higher-energy state orbital electron drops into a lower-energy state “hole,” _______________ is emitted.

Preparation of the dental radiographer should include (with patients).

Which type of PID would be most effective in reducing patient exposure?  (not commonly used)