In land plants,the guard cells differ from other epidermal cells in having:

$A$ distinctive and characteristic functional group in fats is

Identify the incorrect statement among the following.

The correct output for the given logic circuit and inputs is:

If the sum of two unit vectors is a unit vector,what is the magnitude of their difference?

$A$ parallel plate capacitor is charged to a potential difference of $100\,V$ and disconnected from the source of $emf$. $A$ slab of dielectric is then inserted between the plates. Which of the following three quantities change?
$(i)$ The potential difference
$(ii)$ The capacitance
$(iii)$ The charge on the plates