5.2 study guide Flashcards
bio II (10 cards)
1
Q
What molecules provide calories from food?
A
Carbohydrates, proteins, and fats
2
Q
Bond breaking ____ energy
A
Requires
3
Q
Bond formation _____ energy
A
Releases
4
Q
What determines whether a chemical reaction releases/ requires energy?
A
The direction of bonds being broken/formed
5
Q
What is the difference between ATP and ADP?
A
ATP has 3 phosphates bonded together and ADP has 2
6
Q
What are anabolic reactions?
A
Making larger molecules out od smaller ones. ex: synthesis
7
Q
What are catabolic reactions?
A
Breaks down larger molecules into smaller ones. ex: hydrolysis
8
Q
What are exergonic reactions?
A
Releases energy
9
Q
What are endergonic reactions?
A
Input of energy
10
Q
What starts with a low amount of energy and gains more as time goes on?
A
Endergonic
