Note:  This question says that it is out of 2 points, but I will actually grade it out of 5 points.  Thus, you have 3 bonus (extra credit) points for this exam with a possible 118 points, taken out of 115.     Briefly describe why you think Darwin may have said that “the study of embryos is by far the most compelling evidence of common ancestry yet”.   Be sure to use thoughts and evidence based on what we have learned about embryos, their similarities, Von Baer’s law, etc.  

Following the placement of a left subclavian vein catheter, a 45-year-old man develops “air hunger” and chest pain. His breath sounds are diminished on the left, and percussion of the left hemithorax reveals hyperresonance. His oxygen saturation by pulse-oximetry drops from 97% to 72%. Which of the following is the best treatment for the underlying pathology? 

Where did Dan Kerber suggest looking for jobs with the National Park Service?

What division of the National Park Service does Dan Kerber work for?

How is the transcription factor activity of B-catenin normally regulated in this scenario?

Is this an online class?

In the TEM image, “C” is what feature.   The arrow is pointed to the thin white layer   

In the TEM below, feature  “B” is what feature     

Free response . Upload your work on Canvas   (11) draw the layout of a 3 input NAND gate.  Diffusion, gates, contacts and metal i wiring.    (12)   This is an image of standard cell found on the web.   Draw a cross section along A to A’ and B to B’ to show what features are present.  Please include STI, gates, wells, source/drain doping  and metal 1    

In homework 2, lambda based design rules were used.   Lambda was .12um.  If lambda is reduced to 0.09um, the size of the NAND gate would reduce by approximately