The number of water molecules used for the hydrolysis of lactose is ......... .

  • A
    $1$
  • B
    $2$
  • C
    $3$
  • D
    $4$

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$(1)$ Easily translocated
$(2)$ Chemically non-reactive
$(3)$ Easily digested by animals
$(4)$ Osmotically inactive
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The useful properties are:

Which of the following is not a polysaccharide?

What is gained due to hydrolysis of maltose?

Glycogen is a .........

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