Cellular Respiration: Producing Energy

Front 1

glycolysis requires ____ ____ -- it's ____

Back 1

no oxygen, anaerobic

Front 2

glycolysis takes place in the ____ of the cell

Back 2

cytoplasm

Front 3

glycolysis requires #____ molecules of ____ (high energy carrying molecules)

Back 3

2, ATp

Front 4

electrons are ____ ____ carriers

Back 4

high energy

Front 5

glycolysis step 1:
#____ ____ from 2 ATP molecules are attached to ____, so we start by using ____ and leaving 2 ADP molecules. the glucose molecule is now ____

Back 5

2 phosphates, glucose, energy, energized

Front 6

glycolysis step 2:
this high-energy molecule is broken down to #____ ____ molecules: each a #____-carbon molecule with one attached ____

Back 6

2 PGAL, 3, phosphate

Front 7

glycolysis step 3: these 2 ____ molecules are each ____ (which means giving up ____) and each receives another ____ (these are in the ____)

Back 7

PGAL, oxidized, electrons, phosphate, cytoplasm

Front 8

glycolysis step 4:
2 molecules of ____ (present in the ____) are ____ (gaining electrons) which means they each become ____ -- energy carrying molecules called ____

Back 8

NAD+, cytoplasm, reduced, energized, NADH

Front 9

glycolysis step 5:
the ____ added in STEP 1 and STEP 3 are ____ from the 2 #____-carbon molecules of ____. this produces 2 molecules of ____ ____

Back 9

phosphates, removed, three, PGAL, pyruvic acid

Front 10

glycolysis step 6:
each of the 4 ____ is combined with a molecule of ____ (found in the ____) to form #____ high energy ____ molecules. since it took 2 ATP molecules to start the process of ____, a net gain of 2 ATP molecules is produced from the beginning #____ molecule of ____

Back 10

phosphates, ATP, cytoplasm, 4, ATP, glycolysis, one, glucose

Front 11

produced by the end of glycolysis:
#____ ____ molecules (a net gain of 2)
#____ ____ molecules which are high energy electron carrying molecules
#____ ____ ____ molecules (each a 3-carbon molecule)

Back 11

4 ATP
2 NADH
2 Pyruvic Acid

Front 12

Pyruvic acid has #____ of (element)____ in each molecule

Back 12

3 carbon

Front 13

what is required of glycolysis?
(specific)

Back 13

1 molecule of glucose
2 molecules of ATP
2 ions of NAD+
4 molecules of ADP

Front 14

what is produced by glycolysis?
(specific)

Back 14

2 molecules of pyruvic acid
2 molecules of NADH

Front 15

NADH are ____ ____ ____ carriers

Back 15

high energy electron

Front 16

more than 1 pyruvic acid can be called (plural form)

Back 16

pyruvate

Front 17

after glycolysis, there's a net gain of #____ ____ molecules

Back 17

2 ATP