[lecture 11 ] metabolism I

Question 1

2 types of metabolic processes

Answer 1

catabolic: processes break things down, generates energy

anabolic: processes build new macromolecules, uses up energy

Question 2

glycolysis steps

Answer 2

1. glucose —> the enzyme hexokinase adds a phosphate, consuming one ATP in the process
2. the enzyme phosphofructokinase adds a 2nd phosphate, consuming another ATP in the process
3. the enzyme phosphoglycerate kinase removes phosphate and generates ATP
4. the enzyme pyruvate kinase removes another phosphate and generates ATP. product: pyruvate

Question 3

NAD full form

Answer 3

nicotinamide adenine dinucleotide
(NAD+ oxidizing agent)
(NADH reducing agent)