Question 1

How many layers of phospholipids make up the plasma membrane?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
A) 1 
B) 2 
C) 3 
D) 4 B

Question 2

Which cellular structure is unique to prokaryotic organisms?

Accepted Answer

A) Ribosome 
B) Flagellum 
C) Pili 
D) None of these 
A) Ribosome 
B) Flagellum 
C) Pili 
D) None of these C

Question 3

What is ATP?

Accepted Answer

A) A protein 
B) A carbohydrate 
C) An energy molecule 
D) An information storage molecule 
A) A protein 
B) A carbohydrate 
C) An energy molecule 
D) An information storage molecule C

Question 4

When would the chromatin be the most tightly coiled?

Accepted Answer

A) During protein synthesis 
B) During cellular respiration 
C) During photosynthesis 
D) During cellular division 
A) During protein synthesis 
B) During cellular respiration 
C) During photosynthesis 
D) During cellular division

Question 5

If a cell had a damaged central vacuole,it would have difficulty performing what function?

Accepted Answer

A) Storing water 
B) Converting light energy into food molecules 
C) Converting food energy into cellular energy 
D) Assembling lipids 
A) Storing water 
B) Converting light energy into food molecules 
C) Converting food energy into cellular energy 
D) Assembling lipids

Question 6

Vitamin C is required to produce collagen.What is collagen and what would be the symptoms of a vitamin C deficiency?

Accepted Answer

Collagen is the primary protein used to

Question 7

What makes the "head" of a phospholipid hydrophilic?

Accepted Answer

A) The even distribution of electrons across the fatty acids makes the head polar. 
B) The uneven distribution of electrons across the fatty acids makes the head polar. 
C) The phosphate group carries a negative charge,making the head polar. 
D) The phosphate group carries a negative charge,making the head nonpolar. 
A) The even distribution of electrons across the fatty acids makes the head polar. 
B) The uneven distribution of electrons across the fatty acids makes the head polar. 
C) The phosphate group carries a negative charge,making the head polar. 
D) The phosphate group carries a negative charge,making the head nonpolar.

Question 8

What is the role of the smooth endoplasmic reticulum in protein production?

Accepted Answer

A) Assembles the amino acid chain 
B) Folds the protein into the correct shape 
C) Packages the protein for transport to other parts of the cell and/or body 
D) Has no direct role in protein production 
A) Assembles the amino acid chain 
B) Folds the protein into the correct shape 
C) Packages the protein for transport to other parts of the cell and/or body 
D) Has no direct role in protein production

Question 9

The nucleus is a large ________.

Accepted Answer

A) organelle 
B) plastid 
C) plasmid 
D) vacuole 
A) organelle 
B) plastid 
C) plasmid 
D) vacuole

Question 10

What passes through the nuclear pores?

Accepted Answer

A) RNA 
B) DNA 
C) DNA and RNA 
D) None of these 
A) RNA 
B) DNA 
C) DNA and RNA 
D) None of these

Question 11

The passive transport of water is specifically called ________.

Accepted Answer

A) simple diffusion. 
B) facilitated diffusion. 
C) hydrosmosis. 
D) osmosis. 
A) simple diffusion. 
B) facilitated diffusion. 
C) hydrosmosis. 
D) osmosis.

Question 12

Identify the prokaryotic organism.

Accepted Answer

A) Fungus 
B) Bacteria 
C) Animal 
D) Plant 
A) Fungus 
B) Bacteria 
C) Animal 
D) Plant

Question 13

What harvests energy from food molecules to make ATP?

Accepted Answer

A) Chloroplasts 
B) Mitochondria 
C) Nucleus 
D) Lysosome 
A) Chloroplasts 
B) Mitochondria 
C) Nucleus 
D) Lysosome

Question 14

Describe the internal organization of a chloroplast.Be sure to list any chloroplast components covered in Chapter 3.

Accepted Answer

The chloroplast has two membranes,an out

Question 15

Final protein refinements,storage,and packaging occurs ________.

Accepted Answer

A) in the cytoplasm. 
B) in the rough endoplasmic reticulum. 
C) in the smooth endoplasmic reticulum. 
D) in the Golgi apparatus. 
A) in the cytoplasm. 
B) in the rough endoplasmic reticulum. 
C) in the smooth endoplasmic reticulum. 
D) in the Golgi apparatus.

Question 16

Which of the following statements is true?

Accepted Answer

A) Transcription occurs in the nucleus,and translation occurs in the cytoplasm. 
B) Transcription occurs in the nucleolus,and translation occurs in the nucleus. 
C) Transcription and translation both occur in the nucleus. 
D) Transcription and translation both occur in the cytoplasm. 
A) Transcription occurs in the nucleus,and translation occurs in the cytoplasm. 
B) Transcription occurs in the nucleolus,and translation occurs in the nucleus. 
C) Transcription and translation both occur in the nucleus. 
D) Transcription and translation both occur in the cytoplasm.

Question 17

Numerous short extensions of the cell that function for movement,either of the cell through its environment or the environment past a stationary cell,are called ________.

Accepted Answer

A) vesicles 
B) flagella 
C) pili 
D) cilia 
A) vesicles 
B) flagella 
C) pili 
D) cilia

Question 18

What is the role of the nuclear membrane?

Accepted Answer

A) Is the site of protein manufacturing 
B) Regulates transport of substances between the nucleus and the cytoplasm 
C) Harvests energy from food molecules 
D) Regulates transport of substances into and out of the cell 
A) Is the site of protein manufacturing 
B) Regulates transport of substances between the nucleus and the cytoplasm 
C) Harvests energy from food molecules 
D) Regulates transport of substances into and out of the cell

Question 19

Some proteins are small and simple while others are large and complex.Where are the small and simple proteins assembled?

Accepted Answer

A) In the cytoplasm 
B) In the rough endoplasmic reticulum 
C) In the smooth endoplasmic reticulum 
D) In the Golgi apparatus 
A) In the cytoplasm 
B) In the rough endoplasmic reticulum 
C) In the smooth endoplasmic reticulum 
D) In the Golgi apparatus

Question 20

Select the cellular structure that can be found in both plant and animal cells.

Accepted Answer

A) Chloroplast 
B) Mitochondria 
C) Cell wall 
D) Centriole 
A) Chloroplast 
B) Mitochondria 
C) Cell wall 
D) Centriole

How many layers of phospholipids make up the plasma membrane?

Which cellular structure is unique to prokaryotic organisms?

What is ATP?

When would the chromatin be the most tightly coiled?

If a cell had a damaged central vacuole,it would have difficulty performing what function?

Vitamin C is required to produce collagen.What is collagen and what would be the symptoms of a vitamin C deficiency?

What makes the "head" of a phospholipid hydrophilic?

What is the role of the smooth endoplasmic reticulum in protein production?

The nucleus is a large ________.

What passes through the nuclear pores?

The passive transport of water is specifically called ________.

Identify the prokaryotic organism.

What harvests energy from food molecules to make ATP?

Describe the internal organization of a chloroplast.Be sure to list any chloroplast components covered in Chapter 3.

Final protein refinements,storage,and packaging occurs ________.

Which of the following statements is true?

Numerous short extensions of the cell that function for movement,either of the cell through its environment or the environment past a stationary cell,are called ________.

What is the role of the nuclear membrane?

Some proteins are small and simple while others are large and complex.Where are the small and simple proteins assembled?

Select the cellular structure that can be found in both plant and animal cells.

An Introduction to the Science of Life

The Chemistry of Life

Energy and Life

Chromosomes and Inheritance

DNA: The Molecule of Life

Darwinian Evolution

Biodiversity 1: Microscopic Organisms

Biodiversity 2: Fungi and Plants

Biodiversity 3: Animals

Human Body Systems

Ecology

Filters

Exam 3: The Cell: The Fundamental Unit of Life

How many layers of phospholipids make up the plasma membrane?

Which cellular structure is unique to prokaryotic organisms?

What is ATP?

When would the chromatin be the most tightly coiled?

If a cell had a damaged central vacuole,it would have difficulty performing what function?

Vitamin C is required to produce collagen.What is collagen and what would be the symptoms of a vitamin C deficiency?

What makes the "head" of a phospholipid hydrophilic?

What is the role of the smooth endoplasmic reticulum in protein production?

The nucleus is a large ________.

What passes through the nuclear pores?

The passive transport of water is specifically called ________.

Identify the prokaryotic organism.

What harvests energy from food molecules to make ATP?

Describe the internal organization of a chloroplast.Be sure to list any chloroplast components covered in Chapter 3.

Final protein refinements,storage,and packaging occurs ________.

Which of the following statements is true?

Numerous short extensions of the cell that function for movement,either of the cell through its environment or the environment past a stationary cell,are called ________.

What is the role of the nuclear membrane?

Some proteins are small and simple while others are large and complex.Where are the small and simple proteins assembled?

Select the cellular structure that can be found in both plant and animal cells.

An Introduction to the Science of Life

The Chemistry of Life

Energy and Life

Chromosomes and Inheritance

DNA: The Molecule of Life

Darwinian Evolution

Biodiversity 1: Microscopic Organisms

Biodiversity 2: Fungi and Plants

Biodiversity 3: Animals

Human Body Systems

Ecology

Filters