Exam 2

Question 1

Products of light rxns

Answer 1

O2 + ATP

Question 2

Function of thylakoid membrane

Answer 2

Where light rxns occur. Photosynthesis—> in chloroplast

Question 3

What is stroma

Answer 3

Cytoplasm in plants

Question 4

Cellular respiration equation

Answer 4

C6H12O6 + 6O2 —> 6CO2 + 6H2O + energy

Question 5

Photosynthesis equation

Answer 5

*Opposite of cellular respiration equation

Question 6

Isotonic

Answer 6

Water comes in + out (equal)

Question 7

Water always moves towards…

Answer 7

Hypertonic

Question 8

Hypertonic

Answer 8

Water moves out of cell, cell shrinks (crenate)

Question 9

Hypotonic

Answer 9

Water moves in, cell swells (rupture)

Question 10

G3P

Answer 10

High energy molecule
Makes: carbohydrates, fats, proteins

Question 11

Everything produces 2 ATP except…

Answer 11

Electron transport chain

Question 12

Entropy

Answer 12

Randomness

Question 13

Metabolism

Answer 13

All chemical reactions in the body

Question 14

Catabolism

Answer 14

Breaking down, gives energy (exergonic)

Question 15

Anabolism

Answer 15

Build up, requires energy (endergonic)

Question 16

Enzymes

Answer 16

Speed up chemical rxns, lower energy activation, remain unchanged

Question 17

Competitive inhibition

Answer 17

Compete for active site

Question 18

Noncompetitive inhibition

Answer 18

One site misshapen (allosteric site)

Question 19

Coenzymes

Answer 19

Helpers (ex. Vitamins)

Question 20

Autotroph

Answer 20

Self-eating/ make own food

Question 21

Heterotroph

Answer 21

Consumers, need food from something else

Question 22

Where do light reactions take place?

Answer 22

Thylakoid membrane/stroma

Question 23

Raw materials of photosynthesis

Answer 23

Sunlight, H2O, CO2

Question 24

What percent of the earths surface is tropical?

Answer 24

5%

Question 25

Kreb’s cycle

Answer 25

Produces energy in matrix

Question 26

Essential

Answer 26

Eat

Question 27

Nonessential

Answer 27

Make

Question 28

Building blocks of proteins

Answer 28

Amino acids

Question 29

Where is cristae found?

Answer 29

Mitochondria (inner folds)

Question 30

What does glycolysis produce?

Answer 30

Lactate/pyruvate

Question 31

Advantage of fermentation

Answer 31

Quick energy

Question 32

Disadvantage of fermentation

Answer 32

Produces alcohols poisonous to body

Question 33

Stroma

Answer 33

Cytoplasm in plants

Question 34

Final electron receiver in ETC

Answer 34

Oxygen

Question 35

Electron donor

Answer 35

Hydrogen

Question 36

How many ATP produced in ETC

Answer 36

32,34,36,38

Question 37

Aerobic cellular respiration

Answer 37

ETC / Citric Acid Cycle

Question 38

Anaerobic cellular respiration

Answer 38

Glycolysis / Fermentation

Question 39

Newtons 1st law

Answer 39

Energy cannot be created or destroyed, but can be changed from one form to another

Question 40

Newtons 2nd law

Answer 40

Law of entrophy —> when energy is changed, loss of energy (random)

Question 41

Substrate concentration

Answer 41

Increase speed of enzyme