Key Players in ETC

Question 1

Proteins that contain iron

Answer 1

cytochromes

Question 2

What are the 2 types of cytochrome?

Answer 2

a, b, and c

Question 3

What is the difference between cytochrome and hemoglobin?

Answer 3

hemoglobin carries oxygen and cytochrome carry electrons

Question 4

Flavin-linked dehydrogenase used what?

Answer 4

FAD or FMN

Question 5

FAD and FMN can carry how many electrons?

Answer 5

One or two, 2 is more common

Question 6

FAD and FMN can pick up how many hydrogen at a time?

Answer 6

one

Question 7

Pyridine-linked dehydrogenase uses what?

Answer 7

NAD+ and NADP+

Question 8

NAD+ and NADP+ function as what?

Answer 8

coenzymes

Question 9

NAD+ and NADP+ remove how many hydrogen from the substrate?

Answer 9

2

Question 10

NAD+ and NADP+ remove 2 hydrogens in which states?

Answer 10

One in from of a hydride ion

One in from of proton

Question 11

The one in form of hydride ion attaches to what?

Answer 11

NADP+

Question 12

The proton does what?

Answer 12

Is released into the matrix

Question 13

Are Quinones proteins?

Answer 13

No, small organic molecules

Question 14

Ubiquinone is known as? And is a part of?

Answer 14

Coenzyme Q

ETC

Question 15

Coenzyme Q is ______ soluble

Answer 15

lipid

Question 16

Coenzyme Q can pick up how many hydrogen ions? It can carry how many?

Answer 16

1 at a time

1 or 2