Biology midterm.docx - User Course Test Started Submitted Due Date Status Attempt Score Time Elapsed OL-Biology Non-Science Majors I Midterm Exam 8:03

Biology midterm.docx - User Course Test Started Submitted...

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UserCourseOL-Biology Non-Science Majors I-08/26/19TestMidterm ExamStarted10/6/19 8:03 PMSubmitted10/6/19 9:02 PMDue Date10/6/19 11:59 PMStatusCompletedAttempt Score156.31 out of 175 points Time Elapsed59 minutes out of 1 hour and 30 minutesQuestion 12.33 out of 2.33 points________ cells lack a membrane-bound nucleus.Question 22.33 out of 2.33 pointsYou are asked to determine whether the cells on a microscope slide are plant, animal, or bacterial. After viewing them through a microscope and seeing cell walls and membrane-bound organelles you correctly conclude the cellsQuestion 32.33 out of 2.33 points________ are found between molecules/compounds and not within molecules/compounds;they are weak bonds that occur between a hydrogen of one molecule being attracted to a more electronegative atom of a second molecule.Question 42.33 out of 2.33 pointsYour first biology exam is coming up in a few days, and to help you get through a late night study session you buy a package of cupcakes. You notice on the nutritional label that each cupcake contains 3 grams of total fat, 23 grams of carbohydrate, 1 grams of fiber, and 1 gram of protein. After consuming a cupcake, what molecule do you expect to be most abundant in your digestive system?Question 52.33 out of 2.33 pointsYou've been experiencing acid indigestion lately, and decide to treat the problem. You goto your local pharmacist and she recommends that you purchase PEPCID AC or Alka-Seltzer tablets. If you could check the pH of these medications what would you expect tofind?Question 62.33 out of 2.33 points
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You must shake your oil and vinegar salad dressing before pouring it onto your salad because they separate from one another due to the _____ properties of the oil.Question 72.33 out of 2.33 pointsWhy is the evaporation temperature for water so much higher than that for alcohol? Question 82.33 out of 2.33 pointsWhich of the following statements about pH is true?Question 92.33 out of 2.33 pointsWhich of the following processes can move a solute against its concentration gradient?Question 102.33 out of 2.33 pointsWhen atoms share electrons they have formed a(n) __________.Question 112.33 out of 2.33 pointsWater molecules stick to one another becauseQuestion 122.33 out of 2.33 pointsUranium is a metallic element that is used in nuclear reactors and nuclear weapons. Thevast majority of uranium found on Earth is in the form of uranium-238, an isotope with a mass number of 238, while the uranium that is used for nuclear reactors and weapons isuranium-235, an isotope with a mass number of 235. What is the atomic difference between uranium-235 and uranium-238?Question 132.33 out of 2.33 pointsTwo proteins have the same number and type of amino acids. How is it that they can have different shapes and therefore different functions?Question 142.33 out of 2.33 pointsThese two molecules are structural isomers. What is the difference between them?
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