Flashcards in Unit 1, Module 4 - Respiration Deck (11):
What forms does energy exist in?
What are the important facts about energy that must be remembered?
It cannot be created or destroyed only converted from one form to another.
It is measured in joules or kilojoules.
It has many forms.
Why do living organisms need energy?
To drive their metabolic processes.
What metabolic processes need energy?
Synthesis of large molecules from smaller ones.
Replication of DNA and synthesis of organelles before a cell divides.
Activation of chemicals.
What does ATP stand for?
What does each molecule of ATP consist of?
Adenosine - adenine and ribose sugar
Three phosphate groups
How much energy is released when ATP is hydrolysed to ADP and Pi?
30.6 KJ energy per mol.
What can ATP be described as?
The universal energy currency.
What are the four stages of respiration?
Which stages of respiration only take place under aerobic conditions?