Midterm Review2013

Prokaryotic Cells contain: (Answer all that apply)

DNA

Chloroplasts

Nucleus

Cell M

embr

ane

Cytoplas

m

0% 0% 0%0%0%

1. DNA2. Chloroplasts3. Nucleus4. Cell Membrane5. Cytoplasm

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

21 22 23 24 25 26 27 28 29 30

Prokaryotic cells are…

Unicellu

lar

Multic

ellular

0%0%

1. Unicellular2. Multicellular

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

21 22 23 24 25 26 27 28 29 30

Eukaryotic cells have a nucleus.

True

False

0%0%

1. True2. False

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

21 22 23 24 25 26 27 28 29 30

Which answers make up the cell theory?

All livi

ng things brea

the

All livi

ng things ar

e compo...

Cells a

ppear o

ut of n

owhere

More th

an 1 cell

is re

quired...

Cells a

re the b

asic

unit of s

...

Cells c

ome from pr

e-exist

i..

All cell

s contai

n a nucleus

Cells c

ontain DNA

0% 0% 0% 0%0%0%0%0%

1. All living things breathe2. All living things are

composed of 1 or more cells

3. Cells appear out of nowhere

4. More than 1 cell is required for life

5. Cells are the basic unit of structure and function

6. Cells come from pre-existing cells

7. All cells contain a nucleus

8. Cells contain DNA1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

21 22 23 24 25 26 27 28 29 30

Plant cells contain a nucleus.

True

False

0%0%

1. True2. False

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

21 22 23 24 25 26 27 28 29 30

Which of these best distinguishes a prokaryotic cell from a eukaryotic cell:

Proka

ryotic

cells

have..

Proka

ryotic

cells

are .

..

Proka

ryotic

cells

have..

.

Proka

ryotic

cells

do n..

0% 0%0%0%

1. Prokaryotic cells have a cell wall, but eukaryotic cells never do

2. Prokaryotic cells are typically much larger than eukaryotic cells

3. Prokaryotic cells have flagella but eukaryotic cells do not

4. Prokaryotic cells do not have a nucleus but eukaryotic cells have a nucleus

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

21 22 23 24 25 26 27 28 29 30

E. coli and Salmonella bacteria are examples of

Eukaryotic cells.

True

False

0%0%

1. True2. False

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

21 22 23 24 25 26 27 28 29 30

Viruses…

Have t

he abilit

y to r..

.

Have D

NA

Main

tain ho

meosta

sis

Are ali

ve

0% 0%0%0%

1. Have the ability to reproduce on their own

2. Have DNA3. Maintain

homeostasis4. Are alive

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

21 22 23 24 25 26 27 28 29 30

Which organelle digests old organelles, food and

viruses?

Golgi B

ody

Endoplas

mic Reti

culum

Ribosomes

Lysoso

mes

Vacuole

Mito

chond

ria

0% 0% 0%0%0%0%

1. Golgi Body2. Endoplasmic

Reticulum3. Ribosomes4. Lysosomes5. Vacuole6. Mitochondria

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

21 22 23 24 25 26 27 28 29 30

Which organelle is located near the nucleus and has

ribosomes attached?

Golgi B

ody

Endoplas

mic Reti

culum

Ribosomes

Lysoso

mes

Vacuole

Mito

chond

ria

17%

61%

17%

0%0%6%

1. Golgi Body2. Endoplasmic

Reticulum3. Ribosomes4. Lysosomes5. Vacuole6. Mitochondria

Which organelle modifies and packages molecules like proteins to be shipped

around the cell?

Golgi B

ody

Endoplas

mic Reti

culum

Ribosomes

Lysoso

mes

Vacuole

Mito

chond

ria

56%

0%6%

19%

0%

19%

1. Golgi Body2. Endoplasmic

Reticulum3. Ribosomes4. Lysosomes5. Vacuole6. Mitochondria

Which organelle makes energy for the cell by breaking down

glucose (sugar)?

Golgi B

ody

Endoplas

mic Reti

culum

Ribosomes

Lysoso

mes

Vacuole

Mito

chond

ria

0% 0%

56%

6%

22%17%

1. Golgi Body2. Endoplasmic

Reticulum3. Ribosomes4. Lysosomes5. Vacuole6. Mitochondria

What organelle is the red arrow pointing to?

5%

5%

0%

21%

68%

0%

0%1. Endoplasmic Reticulum2. Golgi Body3. Mitochondria4. Chloroplast5. Ribosome6. Lysosome7. Cytoplasm

Which kinds of cells can have a cell wall?

Plant

Animal

Bacter

ia

Proka

ryotes

94%

39%

56%

17%

1. Plant2. Animal3. Bacteria4. Prokaryotes

Which kinds of cells can have a Cilia and Flagella?

Plant

Animal

Bacter

ia

Proka

ryotes

35%

71%71%59%

1. Plant2. Animal3. Bacteria4. Prokaryotes

A structure found in Cell 2 that is not found in Cell 1

is…

Nucleus

Mito

chondria

Vacuole

Chloroplas

t

0%

100%

0%0%

1 2

1. Nucleus2. Mitochondria3. Vacuole4. Chloroplast

Which of the following depicts flagella?

Picture

Choice

1

Picture

Choice

2

61%

39%

1.

2.1. Picture Choice

12. Picture Choice

2

Which of the following organelles provides energy

for the cell?

Nucleus

Lysoso

me

Mito

chond

ria

Golgi B

ody

12% 12%

65%

12%

1. Nucleus2. Lysosome3. Mitochondria4. Golgi Body

Based on this diagram of a cell membrane, where is the nonpolar

region located?

A

B

C

1. A2. B3. C

A B C

94%

0%6%

B

C

Midterm Review part 2

The molecules marked “W” are best described as:

0%

0%

19%

81% 1. Monomers2. Polymers3. Isomers4. isotopes

Molecule(s) “X” are most likely:

0%

100%

0%

0%

0% 1. Carbohydrates2. Monomers3. Polymers4. Water5. Starch

Reactions A and B

are respectively

known as:

76%0%0%24%

A B

1. Dehydration, hydrolysis2. Condensation, hydrolysis3. Polymerization, decomposition4. Hydrolysis, dehydration

Which molecules below are considered organic:

13%

73%

13%

0%

NaCl

AB

CD

E

1. A and B2. A, B, C3. A, B, C, D, 4. A, B, C, D, E

Disaccharides are 2 _________ bonded together through

________________

Polysac

char

ides ; d

...

Mono

sacc

harid

es ; .

..

Polysac

char

ides ; h

y...

Mono

sacc

harid

es ; h

...

Trisac

chari

des ;

deh...

13%

73%

0%

13%

0%

1. Polysaccharides ; dehydration synthesis

2. Monosaccharides ; dehydration synthesis

3. Polysaccharides ; hydrolysis

4. Monosaccharides ; hydrolysis

5. Trisaccharides ; dehydration synthesis

Monosaccharides provide this:

Quick

energ

y

Long las

ting e

nerg

y

No energ

y

80%

0%

20%

1. Quick energy2. Long lasting

energy3. No energy

This is an example of a _______

1. Monosaccharide

2. Disaccharide3. Polysaccharide

Which of the following are structural polysaccharides

used by plants?

Glyc

ogen

Cellulose

Starch

Chitin

25% 25%25%25%1. Glycogen2. Cellulose3. Starch4. Chitin

Which of the following are structural polysaccharides

used by animals?

Glyc

ogen

Cellulose

Starch

Chitin

25% 25%25%25%1. Glycogen2. Cellulose3. Starch4. Chitin

Building monomers into polymers occurs through _____

by removing _____

88%

13%

0%

0% 1. Hydrolysis; oil2. Dehydration synthesis; oil3. Hydrolysis; water4. Dehydration synthesis; water

Breaking up polymers into individual monomers is called

_______ & ______ is added

0%

0%

7%

93% 1. Hydrolysis; water2. Dehydration synthesis; water3. Hydrolysis; oil4. Dehydration synthesis; oil

Which functional group is the following molecule?

13%

53%

20%

13% 1. Aldehyde2. Ketone3. Amino4. hydroxyl

The purpose(s) of polysaccharides is/are

69%

100%

19%

6% 1. Make water2. Store water3. Provide energy4. Provide structure

The molecule at the location identified by the arrow:

7%

27%

7%

47%

13% 1. Adenine2. Guanine3. Sugar4. Phosphate5. thymine

The molecule at the location identified by the arrow:

0%

80%

20%

0%

0% 1. Adenine2. Guanine3. Sugar4. Phosphate5. thymine

Because the sides of the DNA ladder run in opposite directions,

DNA is said to be…

6%

59%

12%

24% 1. Parallel2. Nonparallel3. Antiparallel4. proparallel

1.) The following sample shows a positive test for

___________?

13%

56%

25%

6% 1. Protein2. Sugar3. Starch4. Fat

2.) The following sample shows a positive test for

___________?

0%

53%

7%

40% 1. Protein2. Sugar3. Starch4. Fat

3.) The following sample shows a positive test for

___________?

0%

94%

6%

0% 1. Protein2. Sugar3. Starch4. Fat

3. Which is “bigger”?

7%

93% 1. Purine2. Pyrimidine

5. Which of these is the monomer of a nucleic acid?

18%

88%

18%

76% 1. Figure A2. Amino acid3. Nucleotide4. DNA A

…….

Based on the diagram of photosynthesis, these represent glucose and carbon dioxide

respectively:

27%

40%

13%

20%

Reactants Products

A

B

1. A and B2. C and D3. D and A4. A and D

Chloroplast

C

D

Based on the diagram of cellular respiration, these represent oxygen and carbon dioxide

respectively:

0%

7%

13%

80%

Reactants Products

F

A

E

D

C

B

1. A and C2. C and A3. A and B4. E and F

Mitochondria

Which of the following represents solar energy?

20%

20%

0%

60% A

DB

C

1. A2. B3. C4. D

Which of the following represents chemical energy?

0%

29%

57%

14% A

DB

C

1. A2. B3. C4. D

In the absence of oxygen what alternative process does your body

utilize to convert chemical energy to mechanical energy/ATP?

Photosynthe

sis

Cellular

resp

iratio

n

Osm

osis

Fermen

tation

0%

80%

13%7%

1. Photosynthesis2. Cellular

respiration3. Osmosis4. Fermentation

If molecule “Y” is a protein, molecule marked “W” is

most likely:

6%

88%

0%

6%

0% 1. Sugars2. Nucleotides3. Carboxyl Group4. Amino acids5. Fatty Acids

When a dehydration reaction takes place between the molecules below, a

___________ bond is formed:

8%

46%

0%

46%

0% 1. Polar2. Peptide3. Ionic4. Hydrogen5. Amino

……………………………………………………………………….

7%

7%

7%

80%

a

b

c

Which bond type is called a hydrogen bond?

d1. A2. B3. C4. D

13%

56%

25%

6%

a

b

c

Where would an ionic bond form?

d1. A2. B3. C4. D

47%

20%

27%

7%

a

b

c

Which area(s) of this molecule would be repulsed by water?

d1. A2. B3. C4. D

0%

92%

8%

0%

a

b

c

Which level of protein structure is shown here?

d1. primary2. secondary3. tertiary4. quaternary

What level of protein structure is shown below?

94%

0%

6%

0% 1. Primary2. Secondary3. Tertiary4. Quaternary

The process taking place in location “6”can best be described

as:

0%0%70%

30% 1

2

3

65

4

7

89

1. Transcription2. Translation3. Hydrolysis4. Fermentation

What is molecule number 1?

25%25%25%25%0% 1

2

3

65

4

7

89

1. Ribosome2. Protein3. DNA4. Mitochondria5. RNA

The process taking place in location “9”can best be described

as:

0%0%25%

75% 1

2

3

65

4

7

89

1. Transcription2. Translation3. Hydrolysis4. Fermentation

The 3 nitrogen bases on the molecules marked number 8 are

called what?

0%50%0%50%0% 1

2

3

65

4

7

89

1. DNA2. Anticodon3. Proteins 4. Codon5. Amino Acids

The molecule marked number 7 is what?

1

2

3

65

4

7

89

1. Nucleus 2. DNA3. Ribosome4. Mitochondria

A particular strand of DNA has the following sequence of nitrogen bases…

T C A G A G C C AWhat is the corresponding strand of mRNA

20%7%

73%

0%

1. A G T C T C G G T

2. C C C C C C C C C

3. A G U C U C G G U

4. U G G C U C U G A

A particular strand of mRNA has the following sequence of nitrogen bases…

U C A G A G C C AWhat is the amino acid sequence produced by this

strand1. Phenylalanine –

Leucine – Isoleucine

2. Serine – Glutamate – Threonine

3. Valine – Alanine – Glycine

4. Serine – Glutamate – Proline

The letters B and E represent which molecules respectively

(in that order)

A

B

ED

C Deo

xyrib

ose su

gar : ..

.

Phosphate

: Nitr

oge...

Ribose su

gar : P

hos..

.

Gluco

se : T

hymine

71%

0%7%

21%

1. Deoxyribose sugar : Nitrogen Base

2. Phosphate : Nitrogen Base

3. Ribose sugar : Phosphate4. Glucose : Thymine

Predict the water movement

Into Cell

Out o

f cell

91%

9%

Cell= 10% saltSolution=20% salt

1. Into Cell2. Out of cell

What will happen to the cell?

Swell

Shrink

100%

0%

Cell= 10% saltSolution=20% salt

1. Swell2. Shrink

Which of the following pictures shows the proper orientation of

phospholipids in a cell membrane?

Picture

Choice

1

Picture

Choice

2

Picture

Choice

3

Picture

Choice

4

0%

100%

0%0%

1.2.

3.4.

1. Picture Choice 1

2. Picture Choice 2

3. Picture Choice 3

4. Picture Choice 4

Which beaker demonstrates what would happen to a cell if placed in

an isotonic solution?

0%

100%

0%

1 2 3

1. 12. 23. 3

Based on the picture to the right, which of the following

shows how the water will move?

Picture

Choice

1

Picture

Choice

2

Picture

Choice

3

5% 0%

95%

1. 2.

3.

1. Picture Choice 1

2. Picture Choice 2

3. Picture Choice 3

= Solute

= Water

What process is best illustrated below?

Diffu

sion

Osm

osis

Hyd

rolys

is

Acti

ve Tran

sport

0%14%

0%

86%

1. Diffusion2. Osmosis3. Hydrolysis4. Active

Transport

Which of the following is true?

77%23%0%

0%

A

B C

1. C illustrates a cell in a hypotonic solution2. B illustrates a cell in a hypertonic solution3. Both 1 and 2 are true4. Both 1 and 2 are false

Cell A has 4 chromosomes and Cell D has 2 chromosomes.

What process created Cell D?1. Mitosis2. Independe

nt assortment

3. Hydrolysis4. Meiosis

Cell A Cell

B Cell C Cell

D

Cell A is considered _______ while Cell D is considered

________.

Cell A

Cell B Cell

C Cell D

1 2 3 4

5% 5%

90%

0%

1. Haploid; Diploid2. Tetrad; Diploid3. Diploid; Haploid4. Homologous;

Haploid

Anaphase I looks like ___.

A B C D

A B C D

0% 0%0%

100%

1. A2. B3. C4. D

Which of the numbers below best represents a chromatid?

1 2 3 4

9%0%

5%

86%

1

2

3

4

1. 12. 23. 34. 4

Cell A Cell B

Which of the numbers below best represents homologous

chromosomes?

1 2 3 4

0%

100%

0%0%

1

2

3

4

1. 12. 23. 34. 4

Cell A Cell B

How can we best describe the diagram below?

1 2 3 4

0% 0%0%

100%

1. Two sister chromatids2. Homologous chromosomes3. One replicated chromosome4. Haploid chromsomes

What process is best demonstrated by the diagram below?

1 2 3 4

4% 9%

87%

0%1. Anaphase I2. Segregation of alleles3. Crossing over 4. Independent assortment

When does the process of crossing over occur during meiosis?

Prophase I

Metaphase

I

Anaphase I

Prophase II

Metaphase

II

Anaphase II

Interphase

78%

22%

0% 0%0%0%0%

1. Prophase I2. Metaphase

I3. Anaphase I4. Prophase

II5. Metaphase

II6. Anaphase

II7. Interphase

What is best illustrated by the two diagrams below?

2 3 4 5

14%

82%

0%5%

1. DNA replication2. Mitosis3. Crossing over 4. Independent assortment

Which of the following leads to genetic variation during meiosis?

1 2 3 4 5

5%9%

82%

0%5%

A. Crossing OverB. DNA replicationC. Independent assortmentD. Tetrad formation

1. All of the above (A, B, C, D)

2. A & B3. A & D4. A, B, & D5. A & C

Which of the chromosomes below are homologous to chromosome

ONE

0%0%82%0%18%0%

Unibrow 2 eye brows Blue Eyes

A C DB

ONE

1. A2. A and B3. B and C4. B5. C6. B and D