The reaction of glucose with acetic anhydride confirms the:

How do you explain the presence of all the six carbon atoms in glucose in a straight chain?

The number of atoms in the cyclic structure of $D$-fructose is

Glycosidic linkage is actually an

The carbohydrate present in $DNA$ is $2$-deoxy-$D$-ribose. Which of the following statements are correct regarding this sugar?
$A.$ It is a pentose sugar.
$B.$ It is present in pyranose form.
$C.$ It is in $D$-configuration.
$D.$ It is a reducing sugar when free.
$E.$ It is in $\alpha$-anomeric form.
Choose the correct answer from the options given below:

Glucose and fructose are