Chapter 4

Question 1

made of membranes that contain chlorophyll

Answer 1

Grana

Question 2

requires carbon dioxide and RuBP

Answer 2

Light -independent phase

Question 3

requires an input of glucose and ATP

Answer 3

Glycolysis

Question 4

RNA segments that are cut out and not used in the formation of mRNA

Answer 4

Introns

Question 5

place where the entire process of photosynthesis takes place

Answer 5

Chloroplast

Question 6

RNA pieces put together to form mRNA

Answer 6

Eons

Question 7

place where the light-independent phase of photosynthesis takes place

Answer 7

Stroma

Question 8

alternate photosynthesis pathway

Answer 8

C4 pathway

Question 9

Manufacture of an amino acid chain

Answer 9

Translation

Question 10

What cannot be recycled?

Answer 10

Energy

Question 11

An example of an autotrophic organism

Answer 11

Oak tree

Question 12

DNA code is carried from the nucleus to the ribosomes by

Answer 12

Messenger RNA

Question 13

The major products of photosynthesis are

Answer 13

Oxygen and glucose

Question 14

RuBP is

Answer 14

A carbon dioxide acceptor

Question 15

One example of a phosphorus-containing compound that stores energy is

Answer 15

ATP

Question 16

A process that does not use oxygen is

Answer 16

Anaerobic

Question 17

The man who discovered much of the information we know about photosynthesis

Answer 17

Calvin

Question 18

nutritionally dependent organism is said to be

Answer 18

Heterotrophic

Question 19

Cellular respiration refers to

Answer 19

The breaking down of food to release energy

Question 20

The most important function of chlorophyll is to

Answer 20

Absorb light

Question 21

light-independent phase of photosynthesis takes place

Answer 21

Either the presence or absence of light

Question 22

The molecule that delivers amino acids to the ribosomes is

Answer 22

Transfer RNA

Question 23

Which of the following is most directly involved in photosynthesis, being essentially assisted by the others?
chlorophyll a, carotene, chlorophyll b, xanthophyl

Answer 23

Chlorophyll a

Question 24

The phase of photosynthesis that splits water molecules is the

Answer 24

Light dependent phase

Question 25

When living things obtain energy for life processes from inorganic materials,they are performing

Answer 25

Chemosynthesis

Question 26

The breakdown of glucose by enzyme action in the absenceof oxygen is

Answer 26

Fermentation

Question 27

The nitrogen-containing base that is found only in RNA is

Answer 27

Uracil

Question 28

Each messenger RNA codon codes for

Answer 28

An amino acid

Question 29

destructive(energy-releasing)phase of metabolism

Answer 29

Catabolism

Question 30

What anticodon would line up with the codon UAC?

Answer 30

AUG

Question 31

In DNA, what base pairs with cytosine?

Answer 31

Guanine

Question 32

What do transfer RNA molecules transfer?

Answer 32

Amino acids

Question 33

What type of RNA has codons?

Answer 33

mRNA (messenger)

Question 34

What type of RNA has anticodons?

Answer 34

tRNA (transfer)

Question 35

What do stop codons code for?

Answer 35

The end of an amino acid chain

Question 36

T orF | Photosynthesis is the essential step between solar energy and life.

Answer 36

True

Question 37

T or F | The phosphate groups of ATP molecules are bound together by low energy covalent bonds

Answer 37

False

Question 38

T or F | Plants grown in increased light or in iron-rich soil lack chlorophyll and appear whitish or pale yellow.

Answer 38

False

Question 39

T or F Digestion of food is an example of anabolic metabolism.

Answer 39

False

Question 40

T or F Although both aerobic and anaerobic cellular respiration release energy, anaerobic cellular respiration releases more energy per glucose molecule than aerobic cellular respiration.

Answer 40

False

Question 41

T or F | Many cells that normally carry on aerobic respiration can operate anaerobically when necessary.

Answer 41

True

Question 42

T or F | Building big muscles would be an example of catabolic metabolism.

Answer 42

False

Question 43

T or F | Cellular fermentation is the breakdown of food without O2.

Answer 43

True

Question 44

T or F | The RNA molecule that contains the code for a polypeptide chain of amino acids is called transfer RNA

Answer 44

False

Question 45

T or F | Proteins are used for growth and repair,never as energy sources.

Answer 45

False

Question 46

T or F | The mRNA leaves the nucleus with the DNA's triplet code by passing through a pore in the nuclear envelope

Answer 46

True

Question 47

T or F | Some genes for mitochondria are found in DNA inside mitochondria.

Answer 47

True

Question 48

T or F | The rate of metabolism in plant cells is lower during the day.

Answer 48

False

Question 49

List several factors that may affect metabolic rates.

Answer 49

1. Degree of activity 2. Age 3. Sleep 4. Health 5. Environment (light, water, vitamins, temperature)

Question 50

requires an inputof sunlight and H2O

Answer 50

Light-dependent phase

Question 51

What type of RNA has neither codons nor anticodons?

Answer 51

rRNA (ribosomal)