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Worksheets

Grade 9 Advance EOT-1

Total questions: 162

Worksheet time: 3hrs 17mins

Name
Class
Date
1.

Enzymes are ............................

a)

Alkaline

b)

Biocatalysts

c)

Lipids

d)

Sugars

2.

Different enzymes work best in different pH.

a)

True

b)

False

3.

The protease enzyme works best in the ..................... condition of the stomach.

a)

acidic

b)

alkaline

c)

basic

d)

neutral

4.

What does the term optimum mean for enzyme temperature?

a)

The lowest temperature at which the enzyme works

b)

The temperature which gives the highest enzyme activity

c)

The temperature which gives the lowest enzyme activity

d)

The highest temperature before denaturing occurs

5.
In the diagram, what is letter A? 
a)
product
b)
substrate
c)
enzyme-substrate complex
d)
active site
6.
Enzymes speed up reaction rates by changing...
a)
Activation Energy
b)
pH
c)
Hydrogen Bonds
d)
Kinetic Energy
7.
Letter D...
a)
active site
b)
enzyme
c)
substrate
d)
products
8.
Letter B...
a)
active site
b)
enzyme
c)
substrate
d)
products
9.
Letter E...
a)
active site
b)
enzyme
c)
substrate
d)
products
10.
What kind of graph is this?
a)
endothermic
b)
exothermic
11.

The graph above is from which type of reaction?

a)

Endothermic reaction

b)

Exothermic Reaction

12.
What kind of reaction is this?
a)
Endothermic
b)
Exothermic
c)
Cannot be determined
13.

Enzymes are

a)

proteins that function as catalysts

b)

broken down in reactions that require energy input

c)

used up in chemical reactions.

d)

not needed for catabolic reactions

14.

The monomers that make up polysaccharides are:

a)

polypeptides

b)

monosaccharides

c)

amino acids

d)

fatty acids

15.

The monomers that make up polypeptides are called:

a)

amino acids

b)

fatty acids

c)

nucleotides

d)

monosaccharides

16.

Another name for a polypeptide is:

a)

lipid

b)

carbohydrate

c)

protein

d)

amino acid

17.

Which organic molecule would a long-distance runner most likely choose to eat two hours before a race?

a)

A protein, because it builds muscle mass.

b)

A lipid because it provides long term energy storage.

c)

A carbohydrate because it releases energy quickly.

d)

A protein, because it transports oxygen into the blood stream.

18.

Which biomolecules transport oxygen and other substances and also form part of most organelles?

a)

Lipids

b)

Carbohydrates

c)

Proteins

d)

Nucleic Acids

19.

Which biomolecules provide quick energy for the cell and also provide materials to build the cell membrane/wall?

a)

Carbohydrates

b)

Proteins

c)

Lipids

d)

Nucleic Acids

20.

Which biomolecules contains your genetic information?

a)

Proteins

b)

Lipids

c)

Carbohydrates

d)

Nucleic Acids

21.

Which biomolecules act as energy storage for the cell and also cushions and insulates organs?

a)

Carbohyrdates

b)

Lipids

c)

Proteins

d)

Nucleic Acids

22.

The biomolecule that holds an organism's genetic information is called ___________.

a)

carbohydrate

b)

lipid

c)

nucleic acid

d)

protein

23.

Which of the following is the correct pair of biomolecules and their monomers?

a)

Carbohydrate: Fatty Acids

b)

Protein: Amino acid

c)

Lipid: Nucleotide

d)

Nucleic Acid: DNA

24.

Which biomolecule is important for insulation?

a)

Lipid

b)

Proteins

c)

Carbohydrates

d)

Nucleic acid

25.
This scientist proposed that all cells come from other cells:
a)
Leeunwenhoek
b)
Schleiden
c)
Schwann
d)
Virchow
26.
This scientist concluded that plants are made of cells:
a)
Virchow
b)
Schwann
c)
Schleiden
d)
Leeunwenhoek
27.
All organisms are made of:
a)
organelles
b)
cytoplasm
c)
DNA
d)
cells
28.
All existing cells are produced by other
a)
living cells
b)
dead cells
c)
atom cells
d)
animal cells
29.
This is the most basic unit of life
a)
atom
b)
cell
c)
nucleus
d)
DNA
30.
The Cell Theory states...
a)
atoms create all matter
b)
living things evolve
c)
the cell is the backbone of all matter
d)
cells are the basic unit of structure and organization of organisms
31.

Which statement was NOT included in cell theory?

a)

All living things are composed of cells.

b)

Living cells come only from other living cells.

c)

Each cell contains a cell membrane, cytoplasm, nucleus, mitochondria, and endoplasmic reticulum.

d)

Cells are the smallest structure of living things that can perform the functions necessary for life.

32.
Which of the following is NOT a cell theory.
a)
All non-living things are made of cells
b)
All cells come from pre-existing cells
c)
Cells are the basic unit of structure and function of all living things
33.
Rocks are not living because
a)
they never move
b)
they aren't needed for humans
c)
they are not made of cells
d)
they don't break down
34.
All cells are produced ____________.
a)
From pre-existing and deceased cells
b)
from other pre-existing cells
c)
Cells can come from anywhere, as long as there is the sun.
35.

The 3 parts of the Cell Theory are...?

a)

All living things are composed of cells

Cells are the basic units of structure and function in living things

All cells are produced from other cells

b)

All living things are composed of cells

Cells are the basic units of dance and vibes in living things

All cells are destroyed from other aliens

c)

All living things are composed of Jell-O

Cells are the basic units of structure and function in living things

All cells are produced from factories in Canada

d)

All living things are composed of cells

Cells do karate and practice eating whole pies in their free time

All cells are produced from other cells

36.

Define plasma membrane

a)

lipid that helps minimize effects of temperature

b)

only on the outer surface of the plasma membrane and are attached to proteins or lipids; form distinctive cellular markers

c)

flexible boundary of a cell that separates a cell from its surroundings

d)

may extend partway into the plasma membrane, cross the membrane entirely, or be loosely attached to its inside or outside face

37.

Which type of biological macromolecule is the main component of the plasma membrane?

a)

carbohydrate

b)

lipid

c)

protein

d)

nucleic acid

38.

Where can carbohydrates be found when part of a plasma membrane?

a)

On the outside of the membrane

b)

On the inside of the membrane

c)

Embedded part of the way into the membrane

d)

Embedded the whole way through the membrane

e)

All of the above

39.

Where can PROTEINS be found when part of a plasma membrane?

a)

On the outside of the membrane

b)

On the inside of the membrane

c)

Embedded part of the way into the membrane

d)

Embedded the whole way through the membrane

e)

All of the above

40.

What is the function of cholesterol in a plasma membrane?

a)

To make the membrane flexible

b)

To control the effect of temperature changes

c)

To attract water molecules

d)

To allow nutrients and other essential molecules into the cell

41.
The cell membrane is selectively permeable, which means...
a)
All materials can enter and leave the cell
b)
Certain things can enter while others cannot
c)
The cell manually sorts through all materials
d)
Only certain cells can interact with the cell.
42.
When looking at the cell membrane, where are the lipid heads located?
a)
Floating between bilayer levels
b)
Outer part of the bilayer
c)
Inner part of the bilayer
d)
Located at different parts throughout the bilayer
43.
How many layers is the lipid bilayer?
a)
1
b)
2
c)
3
d)
4
44.
Which of the following is responsible for getting complex molecules across the cell membrane?
a)
Lipids
b)
Carbs
c)
Proteins
d)
Nucleic Acids
45.

Identify cholesterol molecule

a)

structure a

b)

structure b

c)

structure h

d)

structure i

46.

Which structure is the hydrophilic polar head of the phospholipid molecule?

a)

F

b)

D

c)

C

d)

A1

47.

Which structure is the hydrophobic tail of the phospholipid molecule?

a)

E

b)

B

c)

G

d)

A2

48.

The majority of the plasma membrane is composed of ______.

a)

phospholipids

b)

proteins

c)

carbohydrates

d)

cholesterol

49.

Which structure A-D allows the cell to detect chemical signals sent by the body?

a)

A

b)

B

c)

C

d)

D

50.

The image represents a phospholipid found in plasma membranes. Which of the following best describes A2?

a)

Nonpolar tail

b)

Polar tail

c)

Nonpolar head

d)

Polar head

51.

Which structure would allow useful substances like glucose to enter the cell?

a)

Transport proteins

b)

Fatty acids

c)

Cholesterol

d)

Phosphate head

52.

Which of the below may happen if the plasma membrane had no cholesterol molecules within the phospholipid bilayer?

a)

The plasma membrane would be less fluid

b)

The fatty acid tails would be less sticky

c)

Transport proteins would stop transporting substances

d)

Phospholipid molecules would form a single layer

53.
Endocytosis is defined as
a)
the movement of large molecules from the inside of the cell to the outisde of the cell using channel proteins. 
b)
the movement of large molecules from the inside of the cell to the outisde of the cell membrane vesciles. 
c)
 the movement of large molecules from the outside of the cell to the inside of the cell using membrane vesciles.
d)
the movement of large molecules from the outside of the cell to the inside of the cell using channel proteins. 
54.
Exocytosis is the movement of
a)
any type of substance from outside the cell to the inside of the cell. 
b)
very large substances from outside the cell to the inside of the cell. 
c)
any type of substance from inside the cell to the outside.
d)
very large substances from inside the cell to the outside.
55.
Active transport _______ and is the movement of a substance from _____ to _____ concentration
a)
requires energy, high to low
b)
requires no energy, low to high
c)
 requires no energy, high to low
d)
 requires energy, low to high
56.
In this image, the cell is using which type of molecular transport?
a)
Osmosis
b)
Diffusion 
c)
Endocytosis
d)
Exocytosis 
57.

Large particles being encased in a vesicle and brought into the cell is an example of

a)

endocytosis

b)

exocytosis

c)

facilitated diffusion

d)

osmosis

58.

What type of active transport releases particles from inside the cell into outside of the cell by fusing a vesicle to the cell membrane?

a)

Exocytosis

b)

Sodium-Potassium Pump

c)

Facilitated Diffusion

d)

Endocytosis

59.
This picture represents what type of cell transport?
a)
endocytosis
b)
exocytosis
c)
osmosis
d)
passive transport
60.
This picture represents which type of cellular transport?
a)
passive transport
b)
endocytosis
c)
exocytosis
d)
osmosis
61.
Which type of transport requires an input of energy?
a)
Passive Transport
b)
Osmosis
c)
Simple Diffusion
d)
Active Transport
62.
What is the difference between active and passive transport?
a)
Active does not need energy and passive uses ATP (energy)
b)
Active uses ATP (energy) and passive does not need energy
c)
Active stores transport proteins and passive releases 
d)
Active uses hormones and passive does not 
63.
What type of transport is this?
a)
Endocytosis
b)
Facilitated Diffusion
c)
Active Transport Pump
d)
Osmosis
64.

Active transport is movement of particles through the cell membrane from a region of ...1... to a region of ...2... using energy in the form of ...3...

a)

1: lower concentration, 2: higher concentration, 3: NADPH

b)

1: higher concentration, 2: lower concentration, 3: NADPH

c)

1: higher concentration, 2: lower concentration, 3: ATP

d)

1: lower concentration, 2: higher concentration, 3: ATP

65.
The sodium potassium pump usually pumps
a)
potassium out of the cell 
b)
sodium out of the cell 
c)
sodium into the cell 
d)
both potassium and sodium into the cell 
66.
The sodium-potassium pump usually pumps
a)
only potassium ions and sugar molecules
b)
potassium ions out of the cell
c)
sodium ions into the cell
d)
 potassium ions into the cell
67.

Prokaryotic cells do not have…….

a)

membrane bound organelles

b)

cell membrane

c)

DNA or RNA

d)

life

68.

Which do BOTH prokaryotes and eukaryotes contain?

a)

nucleus

b)

mitochondria

c)

ribosomes

d)

cell wall

69.
Plants and animal cells are examples of ___ cells 
a)
prokaryotic cells 
b)
eukaryotic cells 
70.
What type of cell has a nucleus? 
a)
eukaryotic
b)
prokaryotic 
71.

Which type of cell is this?

a)

Prokaryote

b)

Eukaryote

72.
Which is true of prokaryotic and eukaryotic cells?
a)
Prokaryotic cells are larger than eukaryotic cells.
b)
Eukaryotic cells do not have nuclei, and prokaryotic cells do have nuclei.
c)
Prokaryotic cells lack membrane-bound organelles, and eukaryotic cells contain membrane-bound organelles.
d)
Eukaryotic cells are simpler than prokaryotic cells.
73.
Which organelle belongs in both plant and animal cells?
a)
Chloroplast
b)
Cell Wall
c)
Large Central Vacuole
d)

Nucleus

74.
Which organelle belongs in both plant and animal cells?
a)
Cytoplasm
b)
Chloroplast
c)
Large Central Vacuole
d)
Cell Wall
75.
Where is the DNA found in a prokaryotic cell? 
a)
floating around in the cytoplasm 
b)
in the nucleus 
c)
in the ribosomes
d)
attached to the cell membrane
76.
Type of cell shown?
a)
Bacterial
b)
Prokaryotic
c)
Eukaryotic
d)
Red blood 
77.
Which types of organisms are Prokaryotes?
a)
Animals
b)
Plants
c)
Fungi
d)
Bacteria
78.

All cells are divided into two different types of cells.

a)

animal/plant

b)

bacteria/plant

c)

unicellular/multicellular

d)

prokaryote/eukaryote

79.

Which organelle provides energy to eukaryotic cells

a)

lysosomes

b)

mitochondria

c)

ribosomes

d)

ER

80.

Lysosome have what function?

a)

provides energy?

b)

stores energy

c)

digests waste and bacteria

d)

where photosynthesis occurs

81.

What is the largest organelle in a plant cell?

a)

chloroplast

b)

nucleus

c)

mitochondria

d)

vacuole

82.

Students observe cells under a microscope. Which of the students’ observations will be most helpful in classifying a cell as either prokaryotic or eukaryotic?

a)

Shape of the cell.

b)

Presence of a nucleus.

c)

Presence of organelles.

d)

Visible DNA.

83.

Students use a microscope to look for structures present in four different cells. The students placed an X for each structure that was viewed for each cell on the table shown. Which cell that was viewed is most likely a prokaryote?

a)

Cell W

b)

Cell X

c)

Cell Y

d)

Cell Z

84.

Which of the following correctly compares prokaryotes and eukaryotes? Select all that apply.

a)

Prokaryotes: smaller in size.

b)

Eukaryotes: less complex.

c)

Prokaryotes: nucleus absent.

d)

Prokaryotes and eukaryotes: have DNA.

e)

Prokaryotes and eukaryotes: membrane-bound organelles.

85.

these package proteins to be shipped out of the cell

a)

proteins

b)

ribosomes

c)

golgi bodies

d)

endoplasmic reticulum

86.

Packages proteins to be distributed in and out of the cell.

a)

Nucleus

b)

Endoplasmic Reticulum

c)

Nucleolus

d)

Golgi Bodies

87.

What is #1?

a)

Golgi bodies

b)

smooth endoplasmic reticulum

c)

rough endoplasmic reticulum

d)

Nucleus

e)

Nucleolus

88.

The control center of the cell; contains DNA

a)

mitochondria

b)

nucleus

c)

ribosomes

d)

ER

e)

Golgi Bodies

89.

Controls what enters and exits the nucleus

a)

cell membrane

b)

nucleus gate

c)

Nuclear membrane

d)

ER

e)

Nuclear wall

90.

Directs all cell activities through the DNA located there.

a)

Endomembrane System

b)

Nucleus

c)

Ribosomes

d)

Mitochondria

91.

Helps assemble ribosomes, which are combinations made of protein and RNA (ribonucleic acid ).

a)

nuclear membrane

b)

nuclear pores

c)

nucleoplasm

d)

nucleolus

92.

A double stranded helix that holds the code for all the cells in the body.

a)

RNA

b)

DNA

c)

Chromatin

d)

Nucleus

93.

What is the function of the nucleus?

a)

The nucleus gives the cell energy

b)

The nucleus protects the cell from outside things

c)

The nucleus controls what happens in the cell

d)

The nucleus does not have a job in the cell

94.

List the names for the structures A-G. You can do this!

4 lines
95.

What is the function of a cuticle?

a)

Water Transport

b)

Sugar Transport

c)

Reduce Water Loss

d)

Increase Water Loss

96.

#1 - outermost layer and not made of cells; helps regulate water loss.

a)

Epidermal cells

b)

Palisade cells

c)

Xylem cells

d)

Waxy cuticle

97.

#2 & #5 - outermost layer of cells; provides protection from outside elements.

a)

Epidermal cells

b)

Palisade cells

c)

Phloem cells

d)

Waxy cuticle

98.

#3 - layer of tall, columnar cells that contain many chloroplast for photosynthesis

a)

Epidermal cells

b)

Guard cells

c)

Pallisade mesophyll

d)

Spongy mesophyll

99.

#4 - layer of irregular cells with space in between the cells

a)

Pallisade mesophyll

b)

Phloem

c)

Spongy mesophyll

d)

Xylem

100.

#6 - porous opening in the bottom of the leaf that allows for gaseous exchange

a)

Pallisade mesophyll

b)

Spongy mesophyll

c)

Stomata

d)

Vein

101.

#7 - two cells that surround each porous opening; regulates gaseous exchange by opening and closing the pore.

a)

Epidermal cells

b)

Guard cells

c)

Stomata cells

d)

Xylem cells

102.

#8 - Cell tissue that makes up part of each vein that transports glucose and nutrients throughout the plant

a)

Epidermal cells

b)

Guard cells

c)

Phloem cells

d)

Xylem cells

103.

#9 - Cell tissue that makes up part of each vein that transports water throughout the plant

a)

Epidermal cells

b)

Guard cells

c)

Phloem cells

d)

Xylem cells

104.

This plant was tipped on its side, it's roots continue to grow downward, and its stem up. This response to gravity is known as ______________.

a)

phototropism

b)

thigmotropism

c)

gravitropism

d)

hydrotropism

105.

This plant is growing towards the light, this is an example of ___________.

a)

phototropism

b)

thigmotropism

c)

gravitropism

d)

hydrotropism

106.

This plant is showing the turning or bending of a plant or other organism in response to a touch stimulus. It is known as _________________.

a)

phototropism

b)

thigmotropism

c)

gravitropism

d)

hydrotropism

107.

A plant's response to an environmental stimuli is known as a _______.

a)

action

b)

tropism

c)

reply

108.

This plant closes when it feels an insect land on it. This could be considered ____________.

a)

thigmotropism

b)

hydrotropism

c)

gravitropism

d)

phototropism

109.

Primary function of stem is to

a)

Bear and hold out leaves

b)

Absorb water and minerals

c)

Fixation of plant

d)

Help in vegetative propagation

110.

Which is not a stem modification

a)

Rhizome of Ginger

b)

Corm of Colocasia

c)

Pitcher of Nepenthes

d)

Tuber of Potato

111.

Potato tuber is modified /Edible part of potato is

a)

Stem

b)

Bulb

c)

Stolon

d)

Root

112.

An underground specialised shoot with reduced disc like stem covered by fleshy leaves is

a)

Bulb

b)

Bulbil

c)

Rhizome

d)

Rhizophore

113.

the plant stores the food in the stem in

a)

brinjal

b)

potato

c)

carrot

d)

radish

114.

the stem is modified to store food in

a)

ginger

b)

banyan tree

c)

sweet potatoes

d)

brinjal

115.

the function of the stem is -------

a)

to absorb water & minerals from the soil

b)

to carry water & minerals from the roots to the leaves

c)

to carry prepared food from leaves to other parts of the plant

d)

Both b & c

116.

What is the top layer of skin called?

a)

callus

b)

epidermis

c)

dermis

d)

hypodermis

117.

What layer of skin senses pain?

a)

callus

b)

epidermis

c)

dermis

d)

hypodermis

118.

What layer is represented by letter B?

a)

Stratum Corneum

b)

Dermis

c)

Stratum Lucidum

d)

Epidermis

119.

What layer of skin is this

a)

Melanin

b)

epidermis

c)

dermis

d)

hypodermis

120.

What layer of skin is this

a)

hypodermis

b)

epidermis

c)

dermis

d)

pore

121.

What layer of skin is this?

a)

epidermis

b)

dermis

c)

hypodermis

d)

melanin

122.

The formation of vitamin D helps your body absorb

a)

glucose

b)

calcium

c)

nutrients

d)

oxygen

123.

Which is not a function of the skin

a)

produces vitamin D

b)

eliminates waste

c)

stores calcium and phosphorus

d)

helps regulate body temperature

124.

The functions of the skin include all of these except:

a)

taking in nutrients

b)

Reducing water loss

c)

preventing the entry of microorganisms

d)

regulating body temperature

125.

Adipose tissue is most abundant in the ________________ layer under the skin.

a)

epidermal

b)

dermal

c)

subcutaneous

d)

transdermal

126.

What skin disease is caused by too much exposure in the sun's radiation?

a)

acne

b)

dermatitis

c)

skin cancer

d)

rash

127.

Which of the following is NOT a function of our skin?

a)

It absorbs sunlight for heat

b)

It absorbs sunlight for photosynthesis

c)

It absorbs sunlight for vitamins

d)

It protects against the outside environment

128.
The coloring in the skin; found in the epidermis.
a)
Melanin
b)
Oil
c)
Perspiration
d)
Pores
129.
What is the integumentary system made up of?
a)
skin, nails, and hair
b)
ribs, lungs, and heart
c)
veins and arteries
d)
muscles
130.

Which bone protects the brain?

a)

number 1

b)

number 2

c)

number 3

d)

number 4

131.

Which bones protect the heart and lungs?

a)

number 7

b)

number 8

c)

number 9

d)

number 10

132.

What is the name of bone number 6?

a)

humerus

b)

femur

c)

patella

d)

mandible

133.

What is the name of bone number 3?

a)

tibia

b)

fibula

c)

humerus

d)

pelvis

134.

What bone is highlighted?

a)

Skull (Cranium)

b)

Mandible

c)

Femur

d)

Scapula

135.

What bone is highlighted?

a)

Ribs

b)

Cranium

c)

Clavicle

d)

Femur

136.

What bone is highlighted?

a)

Vertebrae

b)

Femur

c)

Cranium

d)

Ribs

137.

What bone is highlighted?

a)

Femur

b)

Cranium

c)

Ribs

d)

Skull

138.
The adult skeletal system is composed of how many bones?
a)
216
b)
371
c)
206
d)
199
139.

Which of the bones in the picture are part of the appendicular skeleton?

a)

A

b)

B

c)

C

d)

D

140.
identify
a)
cardiac
b)
smooth
c)
skeletal
141.
found in heart
a)
smooth
b)
cardiac
c)
skeletal
142.
Identify
a)
smooth
b)
cardiac
c)
skeletal
143.
identify
a)
smooth
b)
cardiac
c)
skeletal
144.

Which of these types of Muscles can be INVOLUNTARY

a)

Cardiac

b)

Smooth

c)

Smooth & Cardiac

d)

Smooth, Cardiac and Skeletal

145.
What type of muscle are the biceps and triceps that are located in your upper arm?
a)
skeletal
b)
cardiac
c)
smooth
d)
involuntary
146.

What are these types of muscles called?

a)

Cardiac muscle

b)

Smooth muscle

c)

Striated muscle

147.

What are these types of muscles called?

a)

Cardiac muscle

b)

Smooth muscle

c)

Striated muscle

148.

Found attached to bones throughout the body

a)

smooth

b)

cardiac

c)

skeletal

d)

all

149.

What is the length between Z-lines of an actin molecule called?

a)

fascicle

b)

sarcomere

c)

myosin binding site

d)

sarcoplasmic length

150.

____________ attaches to actin to form the cross bridge.

a)

Troponin

b)

Tropomyosin

c)

Myosin

d)

Calcium

151.
Which ion, when present, changes the conformation of tropomyosin?
a)
Calcium
b)
Sodium
c)
Potassium
d)
Lithium
152.
During muscle contraction the 'Z' Lines will...
a)
Disappear
b)
Get Farther apart
c)
Get Closer Together
d)
Appear Thicker
153.
During full muscle contraction the A Band will...
a)
Disappear
b)
Get wider
c)
Stay the same
d)
Get narrower
154.

What is the contractile unit formed from Z line to Z line?

a)

Sarcomere

b)

T Tubule

c)

Sarcoplasmic reticulum

d)

Fascicle

155.

The A band is labeled here as _______.

a)

AD

b)

AC

c)

BC

d)

AB

156.

The actin is labeled here as _______.

a)

AD

b)

AC

c)

BC

d)

AB

157.

____________ attaches to actin to form the cross bridge.

a)

Troponin

b)

Tropomyosin

c)

Myosin

d)

Calcium

158.

The I band is labeled here as _______.

a)

AD

b)

AC

c)

BC

d)

AB

159.

The A band is labeled here as _______.

a)

AD

b)

AC

c)

BC

d)

AB

160.

The myosin is labeled here as _______.

a)

BD

b)

AC

c)

BC

d)

AB

161.

A sarcomere is labeled here as _______.

a)

BD

b)

BC

c)

AE

d)

AB

162.

__________ is attached to the Z line?

a)

myosin

b)

actin

c)

thick filament

d)

troponin

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