Final study guide

Question 1

Looking at a cell under a microscope

Answer 1

you note that it is a prokaryote. How do you know?

Question 2

During diffusion

Answer 2

when the concentration of molecules on both sides of a membrane is the same

Question 3

To maintain homeostasis

Answer 3

why do cells undergo mitosis?

Question 4

How do plants and humans store glucose

Answer 4

ready to be used for energy?

Question 5

plants store glucose as starch

Answer 5

humans store glucose as muscle and liver glycogen

Question 6

If we know that one of the products of photosynthesis will eventually be glucose

Answer 6

how many carbon dioxide molecules need to be fixed?

Question 7

ATP

Answer 7

NADPH

Question 8

If carbon dioxide is completely removed from a plant’s environment

Answer 8

what would you expect to happen to the plant’s production of high-energy sugars?

Question 9

carrying electrons from photosystem II

Answer 9

to photosystem I

Question 10

During the light-dependent reactions of photosynthesis

Answer 10

which event must occur for ATP synthase to function properly?

Question 11

electrons

Answer 11

light-dependent reactions

Question 12

Plants depend on a wide variety of carbon compounds

Answer 12

including carbohydrates

Question 13

chemical bonds in food molecules are broken

Answer 13

releasing energy and allowing cells to use the energy to make ATP

Question 14

Which fermentation product can

Answer 14

with time

Question 15

an aerobic pathway consisting of glycolysis

Answer 15

the Krebs cycle

Question 16

The Krebs cycle consists of many small steps

Answer 16

each catalyzed by an enzyme. What is another name for the Krebs cycle?

Question 17

1) the ATP synthase spins when the hydrogen ions rush past

Answer 17

acting as a “matchmaker” and grabbing another phosphate group to attach to an ATP molecule

Question 18

In the overall process of glycolysis

Answer 18

initially 4 ATP molecules are synthesized from 4 ADP molecules. Why does glycolysis not yield 4 molecules of ATP?

Question 19

cytoplasm

Answer 19

not available

Question 20

Per glucose molecule (net)

Answer 20

glycolysis yields ? molecules of ATP

Question 21

2

Answer 21

2

Question 22

photosynthesis removes carbon dioxide from the atmosphere

Answer 22

and cellular respiration puts it back

Question 23

In eukaryotes

Answer 23

electron transport occurs in the…

Question 24

In cellular respiration

Answer 24

the energy of electrons passing along the electron transport chain is directly used to…

Question 25

Compared to small cells

Answer 25

large cells have more trouble…

Question 26

double helix

Answer 26

histone coil

Question 27

G2 phase

Answer 27

preparation for mitosis

Question 28

interphase consists of the G1

Answer 28

S

Question 29

If an organism is successful in a particular environment

Answer 29

? reproduction is ?. However

Question 30

asexual

Answer 30

advantageous

Question 31

During normal mitotic cell division

Answer 31

the parent cell that has 4 chromosomes will produce 2 daughter cells

Question 32

In eukaryotic cells

Answer 32

the timing of the cell cycle is regulated by…

Question 33

During early development

Answer 33

all the cells in the embryo of a multicellular organism are identical. Later on in development

Question 34

If a YyPp plant is crossed with a yyPp plant

Answer 34

what is the probability that the resulting plant will have the genotype YyPp?

Question 35

If a woman were to marry Leonardo DiCaprio (WW)

Answer 35

what genotype would she need to be to guarantee that all her children had a widow’s peak?

Question 36

WW

Answer 36

Ww

Question 37

If a woman were to marry Leonardo DiCaprio (Ww) and she did NOT have a widow’s peak

Answer 37

what would be the chance that any of her children would have a widow’s peak?

Question 38

If a pea plant’s alleles for height are tt

Answer 38

what is true of its parents?

Question 39

When Gregor Mendel crossed true-breeding tall plants with true-breeding short plants

Answer 39

how did he determine which phenotype was dominant?

Question 40

In the P generation

Answer 40

a tall plant (dominant) was crossed with a short plant. Short plants reappeared in the F2 generation because…

Question 41

When you flip a coin

Answer 41

what is the probability that it will come up tails twice?

Question 42

In rabbits

Answer 42

there are 4 different versions of the gene for coat color. What pattern of inheritance is this?

Question 43

If an organism’s diploid number is 12

Answer 43

its haploid number is…

Question 44

Unlike mitosis

Answer 44

meiosis results in the formation of…

Question 45

live

Answer 45

harmless bacteria and heat-killed

Question 46

What would have happened if Avery had added an enzyme that digested all the nucleic acids to the mixture of heat-killed bacteria

Answer 46

added the mixture to the harmless bacteria

Question 47

the harmless bacteria would not have been transformed

Answer 47

and the mice would have lived

Question 48

During DNA replication

Answer 48

a DNA strand that has the bases CTAGGT produces a strand with the bases…

Question 49

What enzyme works to add DNA to ends of chromosomes in rapidly dividing cells such as those found in an embryo

Answer 49

to prevent genes from being lost during replication?