Question 1

It would be a great surprise to find which of the following structures in a prokaryotic cell:

Accepted Answer

A) capsule 
B) nucleus 
C) ribosome 
D) plasma membrane 
E) cell wall 
A) capsule 
B) nucleus 
C) ribosome 
D) plasma membrane 
E) cell wall

Question 2

Figure:  
-What is the function of the cell structure marked "b." on the animal cell diagram?

Accepted Answer

A) to provide structural support and shape 
B) to carry genetic information 
C) to make energy molecules 
D) to break down old organelles 
E) to produce and modify new proteins 
A) to provide structural support and shape 
B) to carry genetic information 
C) to make energy molecules 
D) to break down old organelles 
E) to produce and modify new proteins

Question 3

Which cytoskeletal fibers are found in the internal structure of the cilia and flagella?

Accepted Answer

A) keratin filaments 
B) microtubules 
C) intermediate filaments 
D) actin filaments 
E) myosin 
A) keratin filaments 
B) microtubules 
C) intermediate filaments 
D) actin filaments 
E) myosin

Question 4

Actin can help propel the sperm.

Accepted Answer

A) True 
 B)False

Question 5

A scientist observes a cell that has a cell wall and ribosomes but no ER or nucleus.Based on these observations he can conclude that the cell is most likely a(n)

Accepted Answer

A) animal cell 
B) bacterial cell 
C) plant cell 
D) archaean cell 
E) prokaryotic cell 
A) animal cell 
B) bacterial cell 
C) plant cell 
D) archaean cell 
E) prokaryotic cell

Question 6

If you followed the breakdown of long chain fatty aciuds,in what organelle would they be acted on first,before final breakdown in the mitochondria?

Accepted Answer

A) rough endoplasmic reticulum 
B) mitochondria 
C) smooth endoplasmic reticulum 
D) lysosomes 
E) peroxisomes 
A) rough endoplasmic reticulum 
B) mitochondria 
C) smooth endoplasmic reticulum 
D) lysosomes 
E) peroxisomes

Question 7

Which is the most important structure to be understood for an overall understanding of protein synthesis?

Accepted Answer

A) ribosomes 
B) nucleus 
C) mitochondria 
D) lysosomes 
E) cytoskeleton 
A) ribosomes 
B) nucleus 
C) mitochondria 
D) lysosomes 
E) cytoskeleton

Question 8

Where are lysosomes produced?

Accepted Answer

A) nucleus 
B) rough endoplasmic reticulum 
C) smooth endoplasmic reticulum 
D) mitochondria 
E) Golgi apparatus 
A) nucleus 
B) rough endoplasmic reticulum 
C) smooth endoplasmic reticulum 
D) mitochondria 
E) Golgi apparatus

Question 9

If a poison specifically destroyed the ribosomes of a cell,what is the main reason that the cell would die?

Accepted Answer

A) the cell would not be able to digest any unwanted bacteria 
B) the cell would not be able to generate any cell energy 
C) the cell would not be able to make any new proteins 
D) the cell would no longer be able to move 
E) there would be no more nutrients transported into the cell 
A) the cell would not be able to digest any unwanted bacteria 
B) the cell would not be able to generate any cell energy 
C) the cell would not be able to make any new proteins 
D) the cell would no longer be able to move 
E) there would be no more nutrients transported into the cell

Question 10

Compared to prokaryotic cells,which of the following is true about eukaryotic cells?

Accepted Answer

A) eukaryotic cells are smaller 
B) eukaryotic cells have a capsule 
C) eukaryotic cells have no cell membrane 
D) eukaryotic cells have no nucleus 
E) eukaryotic cells have a nucleus 
A) eukaryotic cells are smaller 
B) eukaryotic cells have a capsule 
C) eukaryotic cells have no cell membrane 
D) eukaryotic cells have no nucleus 
E) eukaryotic cells have a nucleus

Question 11

What is the most important function of the Golgi apparatus?

Accepted Answer

A) secreting proteins 
B) transporting proteins 
C) packaging proteins 
D) synthesizing proteins 
E) lipid synthesis 
A) secreting proteins 
B) transporting proteins 
C) packaging proteins 
D) synthesizing proteins 
E) lipid synthesis

Question 12

Which cytoskeletal structures on the lining of the respiratory tract are needed to sweep dust and debris away?

Accepted Answer

A) flagella 
B) actin filaments 
C) pseudopods 
D) cilia 
E) intermediate filaments 
A) flagella 
B) actin filaments 
C) pseudopods 
D) cilia 
E) intermediate filaments

Question 13

A scientist studies a dark region inside the nucleus where rRNA joins with ribosomes.Which structure is this?

Accepted Answer

A) chromosomes 
B) nuclear pores 
C) nuclear envelope 
D) nucleolus 
E) chromatin 
A) chromosomes 
B) nuclear pores 
C) nuclear envelope 
D) nucleolus 
E) chromatin

Question 14

Where inside an animal cell would engulfed bacteria,debris and macromolecules be broken down?

Accepted Answer

A) peroxisomes 
B) rough endoplasmic reticulum 
C) lysosomes 
D) mitochondria 
E) smooth endoplasmic reticulum 
A) peroxisomes 
B) rough endoplasmic reticulum 
C) lysosomes 
D) mitochondria 
E) smooth endoplasmic reticulum

Question 15

From smallest to largest,what is the correct size order of the cytoskeletal fibers?

Accepted Answer

A) actin filaments,microtubules,intermediate filaments 
B) actin filaments,intermediate filaments,microtubules 
C) microtubules,actin filaments,intermediate filaments 
D) intermediate filaments,actin filaments,microtubules 
E) microtubules,intermediate filaments,actin filaments 
A) actin filaments,microtubules,intermediate filaments 
B) actin filaments,intermediate filaments,microtubules 
C) microtubules,actin filaments,intermediate filaments 
D) intermediate filaments,actin filaments,microtubules 
E) microtubules,intermediate filaments,actin filaments

Question 16

Which structure can occupy up to 90% of the volume in a plant cell?

Accepted Answer

A) central vacuole 
B) endoplasmic reticulum 
C) nucleus 
D) chloroplasts 
E) cytoplasm 
A) central vacuole 
B) endoplasmic reticulum 
C) nucleus 
D) chloroplasts 
E) cytoplasm

Exam 4: Structure and Function of Cells

It would be a great surprise to find which of the following structures in a prokaryotic cell:

Figure: -What is the function of the cell structure marked "b." on the animal cell diagram?

Which cytoskeletal fibers are found in the internal structure of the cilia and flagella?

Actin can help propel the sperm.

A scientist observes a cell that has a cell wall and ribosomes but no ER or nucleus.Based on these observations he can conclude that the cell is most likely a(n)

If you followed the breakdown of long chain fatty aciuds,in what organelle would they be acted on first,before final breakdown in the mitochondria?

Which is the most important structure to be understood for an overall understanding of protein synthesis?

Where are lysosomes produced?

If a poison specifically destroyed the ribosomes of a cell,what is the main reason that the cell would die?

Compared to prokaryotic cells,which of the following is true about eukaryotic cells?

What is the most important function of the Golgi apparatus?

Which cytoskeletal structures on the lining of the respiratory tract are needed to sweep dust and debris away?

A scientist studies a dark region inside the nucleus where rRNA joins with ribosomes.Which structure is this?

Where inside an animal cell would engulfed bacteria,debris and macromolecules be broken down?

From smallest to largest,what is the correct size order of the cytoskeletal fibers?

Which structure can occupy up to 90% of the volume in a plant cell?

Biology, the Study of Life

Basic Chemistry of Cells

Organic Molecules of Cells

Dynamic Activities of Cells

Pathways of Photosynthesis

Pathways of Cellular Respiration

Cellular Reproduction

Sexual Reproduction

Patterns of Genetic Inheritance

Molecular Biology of Inheritance

Regulation of Gene Activity

Biotechnology and Genomics

Evidence of Evolution

Speciation and Evolution

The Evolutionary History of Life on Earth

Evolution of Microbial Life

Evolution of Protists

Evolution of Plants and Fungi

Evolution of Animals

Evolution of Humans

Plant Organization and Homeostasis

Transport and Nutrition in Plants

Control of Growth Responses in Plants

Reproduction in Plants

Animal Organization and Homeostasis

Coordination by Neural Signaling

Sense Organs

Locomotion and Support Systems

Circulation and Cardiovascular Systems

Lymph Transport and Immunity

Digestive Systems and Nutrition

Gas Exchange and Transport in Animals

Osmoregulation and Excretion

Coordination by Hormone Signaling

Reproduction and Development

Population Ecology

Behavioral Ecology

Community and Ecosystem Ecology

Major Ecosystems of the Biosphere

Conservation Biology

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