Ribose is an example of .........

$\alpha - D - $glucose and $\beta - D - $glucose differ from each other due to the difference in the configuration of one carbon atom called the:

Lactose is composed of which of the following?

Which among the following carbohydrates is a trisaccharide?

$A$ diabetic person carries a packet of glucose with him always,because

From the following, the correct statements about polysaccharides are:
$(I)$ Starch is a polymer of $\alpha-D(+)$-glucose.
$(II)$ Amylose component of starch is not soluble in water.
$(III)$ Amylose is a branched chain polymer of $\alpha-D(+)$-glucose.
$(IV)$ Cellulose is a straight chain polymer of $\beta-D(+)$-glucose units.