The $C_4$-epimer of glucose is:

Consider the following molecules:
Glucose $(K)$,Mannose $(L)$,Galactose $(M)$,$\alpha-Glucose$ $(N)$,$\beta-Glucose$ $(O)$
The correct set of epimer and anomer is respectively:
Epimer - Anomer

$\alpha-D-(+)$-glucose and $\beta-D-(+)$-glucose are

The normal amount of glucose in $100 \ mL$ of blood ($8-12 \ hours$ after a meal) is ........ $mg$.

Which of the following is not true for glucose?

$CHO-(CHOH)_4-CH_2OH \xrightarrow{HIO_4} \text{Product}$. Identify the product.