Aerobic Respiration Flashcards

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1
Q

What is the 2nd step to occur when O2 is present ?

A

The Krebs cycle

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2
Q

What I another name for he Krebs cycle ?

A

Citric acid cycle

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3
Q

Where does the Krebs cycle occur ?

A

In the mitochondrial matrix ?

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4
Q

Where does aerobic Respiration occur ?

A

In the mitochondria

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5
Q

What is the 1st step on the Krebs cycle ?

A

Pyruvic acids enters the mitochondria and is converted to Citrix acid

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6
Q

What is the 2nd step on the Krebs cycle

A

Energy molecules ( NADH and FADH2) are produced to carry electrons to the election transport chain

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7
Q

What is step 3 the Krebs cycle ?

A

CO2 is released as waste;breathed out when you exhale

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8
Q

What is step 4 in the Krebs cycle ?

A

2 ATPs are produced

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9
Q

What are products of the Krebs cycle ?

A
  • FADH2
  • 2 ATP
    -NADH
  • CO2
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10
Q

What is the 3rd step in cellular respiration when O2 is present ?

A

The Electron Transport Chain ( ETC )

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11
Q

Where does ETC occur ?

A

In the cristae ( inner membrane of the mitochondria )

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12
Q

Where does the ETC occur for prokaryotic cells ?

A

The cell membrane

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13
Q

What is step 1in ETC?

A

NADH and FADH2 enters the cristae

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14
Q

What is step 2 in ETC ?

A

They lose their hydrogen ( H+) and electrons (e) to be shuttled through The ETC

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15
Q

What is step 3 in ETC ?

A

Electrons are accepted by oxygen and combine with H+ ,forming water that is released into the cell

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16
Q

What is step 4 in ETC?

A

H+ builds up inside the cristae and is passed through transport proteins ( ATP synthase) adding ADP and P to form ATP

17
Q

What is the Net gain of ATP for the ETC cycle?

A

32 ATP

18
Q

What are the two products of ETC

A
  • ATP ( 32-34)
  • H2O
19
Q

What is the total # of ATP from 1 molecule of glucose during cellular respiration through the aerobic Respiration ?

A

36 ATP