Question 1

-In the development of the cell theory, Schleiden and Schwann did not study prokaryotes.Why might this have limited their understanding of cells?

Accepted Answer

Prokaryotes are the most common of cells

Question 2

The first person acknowledged to have seen living, moving cells by using a microscope was

Accepted Answer

A)  Robert Hooke. 
B)  Robert Brown. 
C)  Galileo Galilee. 
D)  Rudolf Virchow. 
E)  Anton van Leeuwenhoek. 
A)  Robert Hooke. 
B)  Robert Brown. 
C)  Galileo Galilee. 
D)  Rudolf Virchow. 
E)  Anton van Leeuwenhoek.

Question 3

-pair of centrioles

Accepted Answer

The answer of  
-pair of centrioles...

Question 4

The mitochondrion harnesses the energy of the flow of ____ from its ____ compartment to its ____ compartment to generate ATP.

Accepted Answer

A)  CO2; outer; inner 
B)  H+; outer; inner 
C)  H+; inner; outer 
D)  H2O2; outer; inner 
E)  CO2; inner; outer 
A)  CO2; outer; inner 
B)  H+; outer; inner 
C)  H+; inner; outer 
D)  H2O2; outer; inner 
E)  CO2; inner; outer

Question 5

MATCHING
Matching.Choose the one most appropriate response for each.
a.contain enzymes for intracellular digestion
b.are primary cellular organelles where proteins are assembled
c.package cellular secretions for export
d.extract energy stored in carbohydrates; synthesize ATP; produce water and carbon dioxide
e.synthesize subunits that will be assembled into two-part ribosomes in the cytoplasm
f.transcribe, translate hereditary instructions into specific proteins
g.store substances
h.encode hereditary information
i.help distribute chromosomes to the new cells during cell division
j.convert light energy to chemical energy stored in the chemical bonds of glucose or starch
-chloroplasts

Accepted Answer

The answer of MATCHING
Matching.Choose the one most appropriate response for...

Question 6

Where in cells are proteins manufactured?

Accepted Answer

A)  Golgi bodies 
B)  vesicles 
C)  rough endoplasmic reticula 
D)  lysosomes 
E)  smooth endoplasmic reticula 
A)  Golgi bodies 
B)  vesicles 
C)  rough endoplasmic reticula 
D)  lysosomes 
E)  smooth endoplasmic reticula

Question 7

-plasma membrane

Accepted Answer

The answer of  
-plasma membrane...

Question 8

-microfilaments

Accepted Answer

The answer of  
-microfilaments...

Question 9

The best microscope to use to view internal features of specimens is the

Accepted Answer

A)  basic light microscope. 
B)  phase contrast light microscope. 
C)  Nomarski process light microscope. 
D)  scanning electron microscope. 
E)  transmission electron microscope. 
A)  basic light microscope. 
B)  phase contrast light microscope. 
C)  Nomarski process light microscope. 
D)  scanning electron microscope. 
E)  transmission electron microscope.

Question 10

Lamins are

Accepted Answer

A)  myosin. 
B)  microtubules. 
C)  intermediate filaments. 
D)  microfilaments. 
E)  all of these. 
A)  myosin. 
B)  microtubules. 
C)  intermediate filaments. 
D)  microfilaments. 
E)  all of these.

Question 11

Which of the following is one of the two main functions of the nuclear envelope?

Accepted Answer

A)  provides residence for ribosomes 
B)  allows separation of DNA from cytoplasm machinery 
C)  provides total isolation of nuclear components 
D)  enables faster cell division 
E)  enables larger cell size 
A)  provides residence for ribosomes 
B)  allows separation of DNA from cytoplasm machinery 
C)  provides total isolation of nuclear components 
D)  enables faster cell division 
E)  enables larger cell size

Question 12

-components of cytoskeleton

Accepted Answer

The answer of  
-components of cytoskeleton...

Question 13

The area labeled "A" is

Accepted Answer

A)  a nucleus. 
B)  chromatin. 
C)  endoplasmic reticulum. 
D)  a vacuole. 
E)  a nucleolus. 
A)  a nucleus. 
B)  chromatin. 
C)  endoplasmic reticulum. 
D)  a vacuole. 
E)  a nucleolus.

Question 14

Volume increases by the ____ of the diameter, and surface area increases by ____ of the diameter.

Accepted Answer

A)  square; doubling 
B)  square; the cube 
C)  cube; the square 
D)  cube; the cube 
E)  none of these is the correct answer 
A)  square; doubling 
B)  square; the cube 
C)  cube; the square 
D)  cube; the cube 
E)  none of these is the correct answer

Question 15

Four of the five items listed below are organelles found in eukaryotic cells.Select the exception.

Accepted Answer

A)  mitochondrion 
B)  Golgi body 
C)  nucleoid 
D)  lysosome 
E)  vacuole 
A)  mitochondrion 
B)  Golgi body 
C)  nucleoid 
D)  lysosome 
E)  vacuole

Question 16

-DNA + nucleoplasm

Accepted Answer

The answer of  
-DNA + nucleoplasm...

Question 17

Tay-Sachs disease affects which system?

Accepted Answer

A)  reproductive 
B)  digestive 
C)  respiratory 
D)  nervous 
E)  cardiovascular 
A)  reproductive 
B)  digestive 
C)  respiratory 
D)  nervous 
E)  cardiovascular

Question 18

The components of membranes that account for most of their active functions are

Accepted Answer

A)  carbohydrates. 
B)  sterols. 
C)  proteins. 
D)  fats. 
E)  phospholipids. 
A)  carbohydrates. 
B)  sterols. 
C)  proteins. 
D)  fats. 
E)  phospholipids.

Question 19

Prokaryotes

Accepted Answer

A)  have nucleoid regions. 
B)  are unicellular. 
C)  may have cell walls. 
D)  are either bacteria or archaeans. 
E)  are or have all of these. 
A)  have nucleoid regions. 
B)  are unicellular. 
C)  may have cell walls. 
D)  are either bacteria or archaeans. 
E)  are or have all of these.

Question 20

-nucleolus

Accepted Answer

The answer of  
-nucleolus...

Exam 4: Cell Structure and Function

-In the development of the cell theory, Schleiden and Schwann did not study prokaryotes.Why might this have limited their understanding of cells?

The first person acknowledged to have seen living, moving cells by using a microscope was

-pair of centrioles

The mitochondrion harnesses the energy of the flow of ____ from its ____ compartment to its ____ compartment to generate ATP.

Where in cells are proteins manufactured?

-plasma membrane

-microfilaments

The best microscope to use to view internal features of specimens is the

Lamins are

Which of the following is one of the two main functions of the nuclear envelope?

-components of cytoskeleton

The area labeled "A" is

Volume increases by the ____ of the diameter, and surface area increases by ____ of the diameter.

Four of the five items listed below are organelles found in eukaryotic cells.Select the exception.

-DNA + nucleoplasm

Tay-Sachs disease affects which system?

The components of membranes that account for most of their active functions are

Prokaryotes

-nucleolus

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

Ground Rules of Metabolism

Where It Startsphotosynthesis

How Cells Release Chemical Energy

Dna Structure and Function

From Dna to Protein

Gene Control

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Studying and Manipulating Genomes

Evidence of Evolution

Processes of Evolution

Organizing Information About Species

Lifes Origin and Early Evolution

Viruses and Prokaryotes

Protiststhe Simplest Eukaryotes

The Land Plants

Fungi

Animal Evolutionthe Invertebrates

Animal Evolutionthe Chordates

Animal Evolutionhuman Evolution

Plant Tissues

Plant Nutrition and Transport

Life Cycles of Flowering Plants

Communication Strategies in Plants

Animal Tissues and Organ Systems

Neural Control

Sensory Perception

Endocrine Control

Structural Support and Movement

Circulation

Immunity

Respiration

Digestion and Nutrition

Maintaining the Internal Environment

Animal Reproductive Systems

Animal Development

Animal Behavior

Population Ecology

Community Ecology

Ecosystems

The Biosphere

Human Impacts on the Biosphere

Filters

The mitochondrion harnesses the energy of the flow of from its compartment to its compartment to generate ATP.

Volume increases by the of the diameter, and surface area increases by of the diameter.