PCOG LAB EXP 4 - CARBOHYDRATES

Beta vulgaris

Sugar beet

Acer saccharum

sugar maple

Saccharum officinarum

sugar cane

xylose

diagnostic aid for intestinal absorption

A1-B2

sucrose (GLUCOSE+FRUCTOSE)

A1,4

maltose (GLUCOSE+GLUCOSE)

B1-4

lactose (GLUCOSE+GALACTOSE)

peptidoglycan

cell walls of bacteria

chitin

exoskeleton of many insects

sucrose

GLUCOSE+FRUCTOSE

dextran

used as 6% plasma expander

chondroitin sulphate

present in cartilage, tendons, and ligaments

pectic acid

in ripe fruits

amylopectin

gives violet color with iodine solution

reddish brown color

result of glycogen reaction with iodine

bluish green color

bial’s orcinol test result

galactose

osazone formation - thorny ball

maltose

osazone formation - sunflower

glucose and fructose

osazone formation - needle shape

lactose

osazone formation - cotton ball

Citrus grandis/ Citrus maxima

Pomelo

Citrus aurantiifolia

Lime/ Dayap

B-1,4

Cellubiose (GLUCOSE+GLUCOSE)

Colocassia exculenta

Taro

Cicer arietinum

Chickpea

Heparan sulphate

Anticoagulant

Fehling’s A

Copper sulfate

Glycosidic bonds

Bond linking carbohydrates