Glactose is not a ketose,as in its structure there is no ketto group. While as in rest three keto group is present. So glactose is correct option.
Question 5 1 pts Which of the following is not a ketose? galactose fructose Oxylulose ribulose...
QUESTION 59 Which of the following is not a monosaccharide: A. sucrose B. fructose C. galactose D.glucose
Which of the following are epimers? a) glucose and fructose, b)glucose and galactose, c) galactose and mannose, OR d) lactose and maltose
Question 8 0.5 pts Below is the structure of fructose, is it D-or L-fructose AND which numbered carbon determines this? CH2OH 0 HO -H H- OH НЕОН CH2OH L-fructose; #5 carbon O L-fructose; #2 carbon D-fructose; #5 carbon D-fructose; #4 carbon O L-fructose; #4 carbon
What are the oxidation and reduction products of the following monosaccharides: glucose, mannose, fructose, galactose?
1. Starch is a polymer made from the following monomer: a. a-galactose b. C-glucose c. B-glucose d. a-fructose 2. The type of bond that forms when a disaccharide is formed from two monosaccharides is called: a. a peptide bond b. a carbohydrate bond c. an ester bond d. a glycosidic bond 3. The products of hydrolysis of lactose are: a. glucose and galactose b. glucose and fructose c. galactose and ribose d. fructose and galactose 4. Which is the most...
4) Take a look at these structures of monosaccharides (3 pts) *CHOH CHOH CH,OH OH CH,OH SH HOM HO OH OH H H OH OH H . H OH GLUCOSE HOH GALACTOSE OH FRUCTOSE What is the molecular formula for the the following monosaccharides? a. glucose: C b. fructose: C c. galactose: C 5) A. Show the anomeric carbon. (1 pts) B. Draw B-D-Fructopyranose (2 pts) Fructose Isomers 6) Identify monosaccharide (M), disaccharide (D) or Polysaccharide (P) (3 pts) a....
Question 10 Glucose is also known as O fructose O galactose O dextrose O mannose
Ch. 15 Carbohydrates 1) How many stereocenters are in: a) Glucose b) Fructose c) Galactose 2) Area-D-glucose and B-D-glucose anomers? Are they enantiomers? Explain 3) Draw Haworth structure of B-D-galactose and B-D-fructose. 4) Convert each Haworth projection to a Fisher projection
14. Which of the following sugars could be transformed into fructose 6-phosphate if glucose and glucose phosphates were no longer available? A. Galactose B. Mannose C. Lactose D. Amylose E. Trehalose 15. Which pathway leads to a loss of carbon, which is undesirable in organisms that cannot fix carbon? A. Glycolysis B. Gluconeogenesis C. Pentose phosphate, nonoxidative phase D. Pentose phosphate, oxidative phase E. None of the above.
A. Monosaccharides 1. L-Glyceraldehyde D-Glyceraldehyde 4. A-D-Galactose O-D-Fructose