PCQ 2-2

10/1/2015 PCQ 2-2: MICR-134-01 GENERAL MICROBIOLOGY (Sung 15FA) https://puc.instructure.com/courses/1658154/quizzes/2910908 1/5 Attempt History Attempt Time Score KEPT Attempt 3 28 minutes 47 out of 47 LATEST Attempt 3 28 minutes 47 out of 47 Attempt 2 14 minutes 47 out of 47 Attempt 1 66 minutes 45 out of 47 PCQ 2­2 Due Sep 23 at 12:50pm Points 47 Questions 16 Available until Sep 23 at 12:50pm Time Limit None Allowed Attempts 3 This quiz was locked Sep 23 at 12:50pm. Score for this attempt: 47 out of 47 Submitted Oct 1 at 8:15pm This attempt took 28 minutes. 3 / 3 pts Question 1 match in sugars monosaccharide glucose, galactose, fructose Correct! disaccharide sucrose, maltose, lactose Correct! polysaccharide glycogen, starch Correct! 1 / 1 pts Question 2 Which one is hydrophobic? glucose lipid Correct! protein nucleic acid 6 / 6 pts Question 3 match in radical groups hydroxyl -OH Correct! carboxyl Correct!

10/1/2015 PCQ 2-2: MICR-134-01 GENERAL MICROBIOLOGY (Sung 15FA) https://puc.instructure.com/courses/1658154/quizzes/2910908 2/5 -COOH carbonyl -CO- Correct! amino -NH2 Correct! sulfhydryl -SH Correct! phosphate -H2PO4 Correct! 4 / 4 pts Question 4 match in protein structure primary structure sequence in amino acids Correct! secondary structure helix, pleated or random coil fo Correct! tertiary structure three-dimensional structure by Correct! quaternary structure two or more polypeptides join Correct! 4 / 4 pts Question 5 match in bonds unsaturated fatty acid double bond Correct! nucleic acid information containing polyme Correct! protein is made of peptide bond Correct! peptide bond is made of carboxyl and amino groups Correct! 5 / 5 pts Question 6 Match in lipids

10/1/2015 PCQ 2-2: MICR-134-01 GENERAL MICROBIOLOGY (Sung 15FA) https://puc.instructure.com/courses/1658154/quizzes/2910908 4/5 thymine pyrimidine Correct! uracil pyrimidine Correct! 4 / 4 pts Question 10 Match in nucleic acids genetic material DNA Correct! single­stranded structure RNA Correct! double­stranded structure DNA Correct! carry gene information from nucleus to cytoplasm RNA Correct! 1 / 1 pts Question 11 osmosis means the movement of ____ down the concentration gradient of ____. water, water Correct! solute, solute water, solute solute, water 1 / 1 pts Question 12 40 grams of a substance (M.W. = 60 grams) are dissolved in the 200 ml solution. What is the % concentration? 20 Correct! Correct Answers 20 20 % 20% 1 / 1 pts Question 13 diffusion moves ____ the concentration gradient. Choose the correct one.

10/1/2015 PCQ 2-2: MICR-134-01 GENERAL MICROBIOLOGY (Sung 15FA) https://puc.instructure.com/courses/1658154/quizzes/2910908 5/5 down Correct! against 3 / 3 pts Question 14 Match in blood cells in isotonic solution normal RBC Correct! in hypotonic solution RBC is swollen and hemolysed Correct! in hypertonic solution RBC is shrinked and crenated Correct! 1 / 1 pts Question 15 15 grams of a substance (M.W. = 60 grams) are dissolved in the 200 ml solution. The Mol (mole/liter) concentration is ___ M. 1.25 Correct! Correct Answers 1.25 1.25 M 1.25M 4 / 4 pts Question 16 Match in chemical bonds unsaturated fatty acid double bond Correct! nucleic acid DNA, RNA Correct! protein is made of peptide bond Correct! peptide bond is made of carboxyl and amino groups Correct! Quiz Score: 47 out of 47