Biology 100 Unit 6

Question 1

Your body breaks down glucose to produce

Answer 1

ATP

Question 2

ATP is used for ______ and is important in the ________ of organisms

Answer 2

energy; metabolism

Question 3

What are the 2 types of Metabolism

Answer 3

• aerobic

- anaerobic

Question 4

6H2O+6CO2->C6H12O6+6O2

Answer 4

Photosynthesis

Question 5

metobolism breaks down glucose in the presence of O2 to produce ATP

Answer 5

Aerobic

Question 6

metabolism breaks down glucose in absence of O2, to produce far less

Answer 6

anaerobic

Question 7

In the presence of sunlight plants convert water and carbon dioxide to

Answer 7

glucose and 02

Question 8

(self feeders) include plants and some other organisms that make their own organic matter from inorganic nutrients.

Answer 8

autotrophs

Question 9

other feeders. Humans and many other animals that cannot make their own food from inorganic materials

Answer 9

heterotrophs

Question 10

autotrophs and other producers in an ecosystem

Answer 10

producer

Question 11

Heterotrophs and other animals are this because they eat plants and other animals

Answer 11

consumers

Question 12

____________ is fuel in cellular respiration

Answer 12

glucose

Question 13

aerobic harvesting of chemical energy from organic fuel molecules

Answer 13

cellular respiration

Question 14

Plants and animals under go ____________ which depends on gas exchange

Answer 14

cellular respiration

Question 15

_________ and ________ undergo cellular respiration

Answer 15

plants and animals

Question 16

Plants take in _________ through _______ and give off __________

Answer 16

CO2, leaves, 02

Question 17

Animals take in _______ through __________ and give off ______________

Answer 17

O2 lungs, CO2

Question 18

includes a series of hydrogen atoms and electron transfers

Answer 18

cellular respirtation

Question 19

In cellular respirtation oxogen atoms

Answer 19

attract

Question 20

In cellular respirtation hydrogen ions and their electrons move from ____________

Answer 20

glucose to O2 to make water

Question 21

The removal of electrons from molecules is called

Answer 21

Oxidation

Question 22

The transfer of electrons from one molecule to another are called

Answer 22

REDOX reactions

Question 23

Electron loss as a part of a redox reaction is called

Answer 23

oxidation LEO

Question 24

Electron gain as a part of a redox reaction is called

Answer 24

Reduction GER

Question 25

H+ and E- are removed from glucose by the ________ e- start the transfer with ___________

Answer 25

enzyme dehydrogenase; high energy

Question 26

electrons start the transfer from glucose to oxygen and they

Answer 26

lose energy

Question 27

These electrons eventually react with O2 and release ______________________

Answer 27

small amounts of energy

Question 28

The trip of an electron down the energy hill may involve

Answer 28

other molecules

Question 29

some molecules act as

Answer 29

energy producing turbins

Question 30

The trip begins with NAD+ a

Answer 30

electron acceptor

Question 31

A series of ______________ transfer the electrons to an even lower energy state in a series of redox reactions

Answer 31

electron acceptor molecules

Question 32

The electron transport chain facilitates the ________________ of electrons

Answer 32

transfer of electrons

Question 33

Eventually this transfer of e-

Answer 33

activates electron transport proteins to make ATP

Question 34

is an example of a metabolic pathway

Answer 34

cellular respiration

Question 35

is a set of chemical reactions in cells

Answer 35

metabolism

Question 36

what are some of the distict stages of cellular respiration

Answer 36

- glycolysis - preparatory stage - the citric acid cycle - the electron transport chain

Question 37

Glucose is broken down into two molecules of

Answer 37

pyruvic acid are formed

Question 38

the electrons from ______ to _____ in glycolisis

Answer 38

NAD to NADH

Question 39

Each molecule of pyruvic acid transfers 1 phosphate to ADP is

Answer 39

ATP

Question 40

Enzymes aid in the transfer of

Answer 40

phosphate

Question 41

2 moles of _______ are made from 1 molecule of __________

Answer 41

ATP and glucose

Question 42

must be prepared before entering the citric acid cycle

Answer 42

pyruvic acid

Question 43

the pyruvic acid from glycolysis is transferred into ___________ which can now enter the citric acid cycle

Answer 43

acetyl coenzyme

Question 44

What are the steps in the citric acid cycle

Answer 44

1. 2 carbon molecule joins a 4 carbon molecule to form citric acid 2. 2CO2 molecules exit as waste 3. most of energy from electrons are captured by NADH which may transfer electrons 4. Some energy transfers ADP and ATP 5. Remaining electrons are captured by FADH2 6. Any 4 carbon molecules in cycle are recycled and join another acetyl CoA forming citric acid

Question 45

The electron acceptors of electron transport chains are built into the ____________ of _________

Answer 45

inner membrane of mitochondria

Question 46

Electrons move from one electron aceptor to the next to a ________ energy state

Answer 46

lower

Question 47

Energy is not lost but used to fuel the

Answer 47

hydrogen pump

Question 48

on the more highly concentrated side of the membrane have tendency to return to the other side of the membrane

Answer 48

hydrogen ions

Question 49

the _________ energy from the hydorgen ions flow from the hydrogen ion that allows ATP to be involved in a process know as _____________

Answer 49

kinetic energy; chromiosmosis

Question 50

The processes of cellular respiration uses other molecules such as

Answer 50

- carbohydrates - fats - proteins

Question 51

energy is extracted best from glucose most efficiently in the presents of

Answer 51

oxogen

Question 52

With oxogen glucose extracts _____ ATP with out oxygen it extracts ___________

Answer 52

32, 2

Question 53

lactic acid is an example of

Answer 53

anaerobic respiration

Question 54

because lactic acid can nat enter the citric acid cycle the effectiveness of the ___________ is limited

Answer 54

metabolism

Question 55

human muscle cells can break down glucose and make ATP through

Answer 55

Anaerobic process

Question 56

is the anerobic process pathway to obtain energy from food in the absense of oxgen

Answer 56

fermentation

Question 57

fermentation in yeast and baking, and wine making is

Answer 57

alchoholic fermentation

Question 58

fermentation is used in

Answer 58

pickling baking production of cheeses production of alchohol