Biology 1201 Final Exam Moroney LSU exam Already Passed!!

An element has 8 protons, 9 neutrons, and 8 electrons. What are its atomic number and mass? - Answer-8 and 17 How many and what type of bonds does sulfur usually form in biology? - Answer-2 covalent A molecule that has all non polar covalent bonds would be________. - Answer-hydrophobic What substance makes up the interior of a potato tuber? - Answer-starch What is an example of a lipid? - Answer-triglyceride One characteristic shared by sucrose, lactose, and maltose is that __________. - Answer-they are all dissacharides The overall 3d shape of a single polypeptide is called the ______. - Answer-tertiary structure Which of the following functional groups is the most basic? - Answer-R-NH2 A chemical reaction that requires energy to take place is called_____. - Answer-an endergonic reaction The cells in celery stalks at the store are________. - Answer-alive What is an example of primary protein structure? - Answer-the protein sequence is leu-val-gly What is the chemical formula of a 4 carbon structure? - Answer-C4H8O4 One strand of a DNA molecule has the base sequence 5'-ATAGGT-3'. The complementary base sequence on the other strand of DNA will be 3'-__________-5'. - Answer-TATCCA or 5' ACCTAT 3'Consider the isotopes of carbon, 12C, 13C, and 14C. Which of them is/are radioactive? - Answer-14C Which carbon isotope or isotopes are naturally occurring? - Answer-12C 13C and 14C all are naturally occurring A cell has a diameter of 10um. What is that distance in millimeters? A. 10mm D. 0.01mm B. 1mm E. 0.001mm C. 0.1mm - Answer-D. 0.01mm When placed in a hypotonic solution, animal cells - Answer-Enlarge and perhaps rupture What is the cytoskeleton made of? - Answer-proteins