Respiration: lipids and proteins

Question 1

How do lipids act as a respirtary substrate?

Answer 1

= the lipid is hydrolysed, into glyceroel and fatty acids
= glyceroel is phosphorlayted into triose phosphate
= enters krebs cycle

Question 2

How does amino acids act as a respitaory substrate>

Answer 2

= amino acids hydrolysed
= amino group is released, Nh2
= carbon comppund produced enters krebs cycle