The diabetic patient shows:

The $R.Q.$ (Respiratory Quotient) is zero when the respiratory substrate is:

Which instrument is used to measure the rate of respiration and the respiratory quotient $(RQ)$?

Respiratory quotient can vary due to

Given below are two statements.
$Statement-I$: When fat is the respiratory substrate, the $RQ$ is $1$.
$Statement-II$: When carbohydrate is the respiratory substrate, the $RQ$ is less than $1$.
In the light of above statements, choose the correct answer from the options given below.

$A$: $RQ$ of maturing fatty seeds is $> 1$.
$R$: Fats are preferred energy fuels.