During injury and infection,the rate of $O_2$ consumption:

Given below are two statements.
Statement-$I$: Conversion of pyruvic acid to acetaldehyde in prokaryotes occurs in cytoplasm.
Statement-$II$: Conversion of pyruvic acid to acetyl CoA in eukaryotes occurs in mitochondria.
In the light of above statements,choose the correct answer from the options given below.

The term 'floating respiration' is used when the respiratory substrate is .........

Assertion $A$: Carbohydrates are the primary source of energy in living organisms.
Reason $R$: Glucose is the common substrate used in respiration.
Which option is correct for Assertion $A$ and Reason $R$?

Photosynthesis and respiration are similar because:
$I$. In eukaryotes,both processes occur in specialized organelles.
$II$. $ATP$ synthesis in both is explained by the chemiosmotic theory.
$III$. Both use an $ETC$ (Electron Transport Chain).
Select the correct option.

In the process of respiration,the potential energy stored in organic compounds is released in the form of: