6.1 dotted lines. List all of the shapes that are appropriate examples of 2D unit cells in the space below. Question 6 A 2D array of identical atoms are shown below. Six shapes are outlined in B ...... ............... ..... ...... i.... .

Please answer the attached question:

LICH Aadic envirment K O

Write and discuss the mechanism of the reaction that happens at the active site of the enzyme cathecol oxidase.

Which control test tubes contained reducing sugars? Are these the results consistent with the sugars tested, explain? Sucrose and lactose are both disaccharides, explain why the test results are the same or different? Sucrose 8 minutes Blue color like Benedict's solution, not reaction.        -    Lactose 8 minutes orange-red color       + Glucose 8 minutes Orange-red color        +

Two-dimensional gel electrophoresis of proteins in a cell extract provides a qualitative way to compare proteins with respect to intracellular abundance. Describe a quantitative approach to determine the number of molecules of an enzyme per cell.

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Predict the product(s) obtained when each of the following compounds is treated with a mixture of nitric acid and sulfuric acid. Select all that apply. 18.41d * Your answer is incorrect.

A number of compounds have been selected as possible unknowns for this experiment. They are listed (arabinose, fructose, galactose, glucose, lactose ,maltose, mannitol, ribulose, starch, sucrose, xylose) Consider the structures of each unknown . The first two answer (in the box) have been done as examples The answer is made by taking the number in the box and choosing the correct answer Start mannitol Molisch Test (+) arabinose, fructose, galactose, glucose, lactose, maltose, ribulose, starch, sucrose, xylose (+) 1 Iodine/KI Test (-) 3 Benedict's Test (+) 4 (-) 5 Barfoed's Test (+) 6 (+) Seliwan. Test 8 Bial's Test Bial's Test (-) (+) (-) (+) 10 11 12

The protein neuroglobin has a heme group associated with it. It is an example of a Ο Ο Ο Ο Ο Ο lipoprotein nucleoprotein glycoprotein phosphoprotein O metalloprotein Ⓒhemoprotein