Chapter 5 Flashcards

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1
Q

What is the difference between Catabolism and Anabolism?

A
Catabolic= Breakdown large molecules yielding ATP. 
Give ATP 
Exergonic 
Anabolism= Build up Large molecules 
Need ATP
Energonic
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2
Q

Substrate to produce equations using enzyme

A

Substrate + Enzyme - Enzyme substrate complex - Product + Enzyme

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3
Q

What areome of the traits of an Enzyme

A

An Enzyme speeds the chemical reaction 10^10 times faster

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4
Q

where does the Enzyme bind on an Enzyme?

A

An Enzyme binds in the Active site

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5
Q

How is a coenzyme different from a cofactor?

A

Coenzyme= Organic = Vitamin
Cofactor= Inorganic = Metals Zn, Mn
Enzyme looses function without its cofactor

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6
Q

What are some of the factors that affect enzymes effectively?

A
Temperature = increases Enzyme activity up to a point. 
PH= if it's extremed it decreases Enzyme activity.
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7
Q

How does a PH affect protein shape?

A

The PH changes charges which charges affect cell shape

odd shape is denatured

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8
Q

Know the definitions of oxidation and reduction.

A
Oxidation = loses electrons ( less energy)
Reduction = Gains electrons ( more energy) 

Oxidation has more O and less H+
Reduction has more H and less O.

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9
Q

why is the following flows of electrons important?

A

N/A

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10
Q

How is the short hand of both empty and full electrons carriers Nicotinamide Adenine Dinucleotide

A
FULL-  NAD+ 2e- +2H+ - NADH+ + H+ full 
NAD = empty 
NADH = full 
FAD = empty 
FADH2= full
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11
Q

What is the fate of full electron carriers?

A

Full electron carriers can be used to produce ATP.

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12
Q

What is the substrate that enters glycolasis?

A

glucose

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13
Q

what is the final product of glycolasis?

A

Pyruvate

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14
Q

what is the energy yield of glycolasis?

A

2ATP, 2 NADH

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15
Q

what is the energy yield by the transition step?

also known as preparatory step

A

1 NADH

0 ATP

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16
Q

what is the energy yield by the Krebs cycle ??

A

3 NADH
1 GTP (ATP)
1 FADH
2CO2

17
Q

How many times does glucose eventually enter the Krebs cycle?

A

Twice per molecule of glucose

18
Q

Where is the ELECTRON TRANSPORT CHAIN located?

ETC

A

In PROKARYOTIC it’s embedded in PLASMA MEMBRANE

IN EUKARYOTIC IT’S IN MITOCHONDRIA

19
Q

What happens as the Electors are passed along the ETC?

A

As Electrons are passed they drop down energy levels
Pumps H+ out of cell.
What results is an uneven distribution of H+
At the end of the CHAIN the ELECTRONS much be given away permanently to a TERMINAL ELECTRON ACCEPTOR

20
Q

ELECTRON TRANSPORT CHAIN (ETC)

proteins

A
  • CYTOCHROME
  • FLAVOPROTEINS
  • UBIQUINONES