PHYSICS - LECTURE 4

Question 1

Food-energy Conversion

Answer 1

C02 + H20 + Energy <–> sugar + O2

Question 2

cellular transformation of one molecule into another

Answer 2

metabolism

Question 3

ATP conversion to ADP releases how many energy

Answer 3

20 kbT energy

Question 4

gives up its hydrate ion and liberates energy

Answer 4

NADPH

Question 5

NADPH or NADP+: Which of the two is the reduced form

Answer 5

NADPH

Question 6

NADPH or NADP+: Which of the two is the oxidized form

Answer 6

NADP+

Question 7

What reactions are involved for the conversion of NADPH to NADP+

Answer 7

Oxidation - electrons removed
Reduction- electren added

Question 8

organic nutrient

Answer 8

heterotrophy

Question 9

autotrophy

Answer 9

C02 + inorganic energy source

Question 10

phototrophy

Answer 10

C02 + light

Question 11

average energtic cost for synthesis of amino acid aerobically

Answer 11

1.2 ATP

Question 12

average energtic cost for synthesis of amino acid anaerobically

Answer 12

4.7 ATP

Question 13

In total, how many energy is need to build a protein per amino acid

Answer 13

5.2 ATP

Question 14

ATP equivalents to form peptide bonds, attach amino acids to tRNA

Answer 14

4 ATP ( Cariies one codon, 73-93 nucleotides)

Question 15

ATP required for the entire E.coli cells

Answer 15

5.2 ATP x 300 x 3x10^6 = 4.5 10^9 ATP

Question 16

ATP req. to synthesize 1 nucleotide

Answer 16

10-20 ATP

Question 17

How much energy can 1 glucose generate under ideal growing conditions

Answer 17

30 ATP, C02 wate product

Question 18

Total cost of E.coli cell buikding

Answer 18

10^10 ATP or 6x10^8 glucose molecules

Question 19

Biosynthetic cost in ATP equivalent to synthesize the PROTEIN of a single E.coli cell (aerobuc)

Answer 19

4.5 x 10^9

Question 20

Biosynthetic cost in ATP equivalent to synthesize the DNA of a single E.coli cell (aerobic)

Answer 20

3.5 x10^8

Question 21

Biosynthetic cost in ATP equivalent to synthesize the RNA of a single E.coli cell (aerobic)

Answer 21

1.6x10^9

Question 22

Biosynthetic cost in ATP equivalent to synthesize the Phospholipids of a single E.coli cell (aerobic)

Answer 22

3.2 x10^9

Question 23

Biosynthetic cost in ATP equivalent to synthesize the LPS of a single E.coli cell (aerobic)

Answer 23

3.8 X10^8

Question 24

Biosynthetic cost in ATP equivalent to synthesize the PEPTIDOGLYCAN of a single E.coli cell (aerobic)

Answer 24

1.7 X10^8

Question 25

Biosynthetic cost in ATP equivalent to synthesize the GLYCOGEN of a single E.coli cell (aerobic)

Answer 25

3.1 X 10 ^7

Question 26

3 statistical distribution

Answer 26

Maxwell- Boltzman Distribution Bose-Einstein Distribution Fermi-Dirac Distribution

Question 27

- Classical - distinguishable - no restriction of particles ( (can occupy any number of particles at any level)

Answer 27

Maxwell-Boltzmann Distribution

Question 28

- Quantum - indistinguishable - no restriction of particles (can occupy any number of particles at any level)- integral spin (1,2)..ex. H2, D2 - ex. Bosons

Answer 28

Bose - Einstein Distribution

Question 29

– Quantum - indistinguishable- restriction of particles (one particle can occupy on energy level) - half integral spin (1/2,3/2,5/2) - ex. Electrons, protons - Fermion

Answer 29

Fermi-Dirac Distribution