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With our current understanding, it is believed that the dark matter primarily resides in what part of a galaxy like our own? 

Bonus Question* (worth up to 5 points)**:  In Chapter 23 (the final chapter of our course), we discussed many mysteries of our cosmos.  What is one of those unanswered questions? Why is it an unsolved mystery? How will be it be solved (in your humble opinion)?  Use content presented in the lecture recordings to answer these questions.  Please type your answer as a bulleted list.  It really makes my job that much easier See rubric below.    Rubric: Name that mystery (1 point) Why is it a mystery (2 points)? How will we solve the mystery (2 points? Although this last part is your opinion, it must be rooted in scientific fact.    *Ignore that it states it is worth 0 points as I will be manually grading these essays.  Only students that completed the Week 13 lecture recording playlist are eligible for this bonus. Any evidence of the use of AI or secondary devices or any other type of academic dishonesty will result in a score of a 0 on the entire exam and be reported to Student Code of Conduct.  **You can also use this space to type out any answers for any technical difficulties. 

Which of these is not a typical cell cycle checkpoint?

Which of the following is not one of the positions argued for human personhood?

What is not an argument raised against Cognitivism by the Non-Cognitivists?

Which is a FALSE statement regarding eras? 

In the kidneys, macula densa cells release prostaglandins that are bound by receptors in nearby juxtaglomerular cells, which causes these cells to release the signaling molecule renin into the bloodstream for further signaling. Select all of the types of cell signaling that are present in this system.

Which of the following is not a weakness of the argument for human personhood beginning at conception?

During the last solar eclipse, it’s possible that some people looked at the sun without proper eyewear, allowing short wave radiation (blue light and UV light) to reach the photoreceptor cells in their retinas. After UV light exposure, these cells would accumulate DNA damage, lipid damage to their membranes, and damage to parts of their mitochondria (through reactive oxygen species). For each of the following, explain why or why you would not expect to see it/them present in these damaged cells.A. cytochrome C in the cytosolB. necrosisC. active caspasesD. active Bcl-2

Who was the author of Prescriptivism?