7. All are examples of complex carbohydrates, EXCEPT. A. Starch В. Реctin C. Hemicellulose D. Cellulose 8. A technique in genetic testing in which a short piece ssDNA are labeled with radioisotopes and/or antibodies. A. Restriction endonucleases B. Cloning C. Probes D. Southern blotting 9. All are examples of sugar alcohols, EXCEPT. A. Sorbitol B. Hemicellulose С. Хylitol D. None of the above. 10. Molisch's test is a general test for carbohydrates. What is the correct principle? A. Heating of simple carbohydrate is added with Copper (II) forming copper (1) oxide which is an orange/ brick red complex. B. Polyiodide ions is added to carbohydrate forming a black colored absorption complex, dextrin. C. Carbohydrate is added to H2SO4 undergoing dehydration and creating furfural which is combined with alpha naphtol creating a purple colored complex. D. None of the above. 11. Henderson and Hasselbalch equation is A. PV = nRT B. pka + log ([A-]/[HA]) C. Vmax x [S] / (Km + [S]) D. n/ Change in Ph 12. Seliwanoff's test is A. Used to detect the presence of galactose and latose. B. Used for general identification of carbohydrates. C. Used to differentiate between sugars containing ketone and aldehyde groups. D. Used to detect the presence of pentoses and pentosans. 13. Solution A has a initial ph of 4.76 and after adding 0.5 moles of NaOH the final ph is 5.02. What is the buffer capacity of solution A. A. 0.92 В. 1.92 C. 2.92 D. None of the above.
7. All are examples of complex carbohydrates, EXCEPT. A. Starch В. Реctin C. Hemicellulose D. Cellulose 8. A technique in genetic testing in which a short piece ssDNA are labeled with radioisotopes and/or antibodies. A. Restriction endonucleases B. Cloning C. Probes D. Southern blotting 9. All are examples of sugar alcohols, EXCEPT. A. Sorbitol B. Hemicellulose С. Хylitol D. None of the above. 10. Molisch's test is a general test for carbohydrates. What is the correct principle? A. Heating of simple carbohydrate is added with Copper (II) forming copper (1) oxide which is an orange/ brick red complex. B. Polyiodide ions is added to carbohydrate forming a black colored absorption complex, dextrin. C. Carbohydrate is added to H2SO4 undergoing dehydration and creating furfural which is combined with alpha naphtol creating a purple colored complex. D. None of the above. 11. Henderson and Hasselbalch equation is A. PV = nRT B. pka + log ([A-]/[HA]) C. Vmax x [S] / (Km + [S]) D. n/ Change in Ph 12. Seliwanoff's test is A. Used to detect the presence of galactose and latose. B. Used for general identification of carbohydrates. C. Used to differentiate between sugars containing ketone and aldehyde groups. D. Used to detect the presence of pentoses and pentosans. 13. Solution A has a initial ph of 4.76 and after adding 0.5 moles of NaOH the final ph is 5.02. What is the buffer capacity of solution A. A. 0.92 В. 1.92 C. 2.92 D. None of the above.
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Pls answer all // Choose the correct letter
![7. All are examples of complex carbohydrates, EXCEPT.
A. Starch
В. Реctin
C. Hemicellulose
D. Cellulose
8. A technique in genetic testing in which a short piece ssDNA are labeled with radioisotopes
and/or antibodies.
A. Restriction endonucleases
B. Cloning
C. Probes
D. Southern blotting
9. All are examples of sugar alcohols, EXCEPT.
A. Sorbitol
B. Hemicellulose
С. Хylitol
D. None of the above.
10. Molisch's test is a general test for carbohydrates. What is the correct principle?
A. Heating of simple carbohydrate is added with Copper (II) forming copper (I) oxide which is an
orange/ brick red complex.
B. Polyiodide ions is added to carbohydrate forming a black colored absorption complex, dextrin.
C. Carbohydrate is added to H2S04 undergoing dehydration and creating furfural which is
combined with alpha naphtol creating a purple colored complex.
D. None of the above.
11. Henderson and Hasselbalch equation is
A. PV = nRT
B. pka + log ([A-]/[HA])
C. Vmax x [S] / (Km + [S])
D. n/ Change in Ph
12. Seliwanoff's test is
A. Used to detect the presence of galactose and latose.
B. Used for general identification of carbohydrates.
C. Used to differentiate between sugars containing ketone and aldehyde groups.
D. Used to detect the presence of pentoses and pentosans.
13. Solution A has a initial ph of 4.76 and after adding 0.5 moles of NaOH the final ph is 5.02. What
is the buffer capacity of solution A.
A. 0.92
В. 1.92
С. 2.92
D. None of the above.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3465be2f-99f5-41ac-bd7e-8fa2b8f1b3f1%2Fd5575780-4f66-4d13-b37e-94733ca14c58%2F9089ida_processed.png&w=3840&q=75)
Transcribed Image Text:7. All are examples of complex carbohydrates, EXCEPT.
A. Starch
В. Реctin
C. Hemicellulose
D. Cellulose
8. A technique in genetic testing in which a short piece ssDNA are labeled with radioisotopes
and/or antibodies.
A. Restriction endonucleases
B. Cloning
C. Probes
D. Southern blotting
9. All are examples of sugar alcohols, EXCEPT.
A. Sorbitol
B. Hemicellulose
С. Хylitol
D. None of the above.
10. Molisch's test is a general test for carbohydrates. What is the correct principle?
A. Heating of simple carbohydrate is added with Copper (II) forming copper (I) oxide which is an
orange/ brick red complex.
B. Polyiodide ions is added to carbohydrate forming a black colored absorption complex, dextrin.
C. Carbohydrate is added to H2S04 undergoing dehydration and creating furfural which is
combined with alpha naphtol creating a purple colored complex.
D. None of the above.
11. Henderson and Hasselbalch equation is
A. PV = nRT
B. pka + log ([A-]/[HA])
C. Vmax x [S] / (Km + [S])
D. n/ Change in Ph
12. Seliwanoff's test is
A. Used to detect the presence of galactose and latose.
B. Used for general identification of carbohydrates.
C. Used to differentiate between sugars containing ketone and aldehyde groups.
D. Used to detect the presence of pentoses and pentosans.
13. Solution A has a initial ph of 4.76 and after adding 0.5 moles of NaOH the final ph is 5.02. What
is the buffer capacity of solution A.
A. 0.92
В. 1.92
С. 2.92
D. None of the above.
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