Lecture 4 - Thermodynamics - PoNF Exam

With Questions And Answers @ 2024

2nd law of thermodynamics - Answer Energy cannot be changed

from one form to another without a loss of usable energy

as useable energy decreases and unusable energy increases -

Answer entropy increases

entropy - Answer a measure of the disorder of a system

when will a spontaneous reaction only occur - Answer if delta G is

negative (exothermic reactions)

Metabolism - Answer All of the chemical reactions that occur within

an organism

Catabolism - Answer breaking down

anabolism - Answer Constructive metabolism; the process of building

up larger molecules from smaller ones.

ATP hydrolysis to ADP - Answer releases energy, which can be used

to drive endothermic reactions

ADP + Pi --> ATP - Answer catabolism - energy from food -

condensation reaction