Question 1

Which of thfollowing cell features is absent in a bacterial cell?

Accepted Answer

A) plasma membrane. 
B) cytoplasm. 
C) nucleoid. 
D) nucleus. 
E) DNA. 
A) plasma membrane. 
B) cytoplasm. 
C) nucleoid. 
D) nucleus. 
E) DNA.

Question 2

Threlativimpermeability of membranes to water solublmolecules is a result of

Accepted Answer

A) the nonpolar nature of water. 
B) the presence of large proteins that extend through both sides of membranes. 
C) the presence of inorganic salt crystals scattered through some membranes. 
D) the presence of cellulose and waxes. 
E) the presence of phospholipids in the lipid bilayer. 
A) the nonpolar nature of water. 
B) the presence of large proteins that extend through both sides of membranes. 
C) the presence of inorganic salt crystals scattered through some membranes. 
D) the presence of cellulose and waxes. 
E) the presence of phospholipids in the lipid bilayer.

Question 3

Thfollowing structures, particles, or functions arfounin BOTH mitochondria anchloroplasts EXCEPT

Accepted Answer

A) DNA. 
B) inner and outer membranes. 
C) ribosomes. 
D) thylakoids. 
E) converting one source of energy into another. 
A) DNA. 
B) inner and outer membranes. 
C) ribosomes. 
D) thylakoids. 
E) converting one source of energy into another.

Question 4

Hydrophobic interactions of thtails of phospholipids can produce

Accepted Answer

A) a lipid bilayer. 
B) hydrolysis of the fatty acids. 
C) a protein membrane. 
D) a cytoskeleton. 
E) a nonpolar membrane. 
A) a lipid bilayer. 
B) hydrolysis of the fatty acids. 
C) a protein membrane. 
D) a cytoskeleton. 
E) a nonpolar membrane.

Question 5

Which of thfollowing is thought to bthdescendant of ancient bacteria that werengulfeby a cell?

Accepted Answer

A) nuclei 
B) Golgi bodies 
C) ER 
D) mitochondria 
E) lysosomes 
A) nuclei 
B) Golgi bodies 
C) ER 
D) mitochondria 
E) lysosomes

Question 6

Four of thfivanswers listebelow arcomposeof membranes.Select thEXCEPTION.

Accepted Answer

A) endoplasmic reticulum 
B) thylakoid 
C) plasma membrane 
D) ribosome 
E) nuclear envelope 
A) endoplasmic reticulum 
B) thylakoid 
C) plasma membrane 
D) ribosome 
E) nuclear envelope

Question 7

E.coli O157:H7 strain lives in thintestinof __________ without sickening them.
I.birds anfrogs
II.goats ansheep
III.cattlandeer

Accepted Answer

A) I only 
B) I and II 
C) II and III 
D) I and III 
E) III only 
A) I only 
B) I and II 
C) II and III 
D) I and III 
E) III only

Question 8

Which of thfollowing contain enzymes anarthmain organelles of intracellular digestion?

Accepted Answer

A) Golgi bodies 
B) mitochondria 
C) lysosomes 
D) ribosomes 
E) endoplasmic reticulum 
A) Golgi bodies 
B) mitochondria 
C) lysosomes 
D) ribosomes 
E) endoplasmic reticulum

Question 9

Which of thfollowing areas is likely to harbor bacteria?

Accepted Answer

A) kitchen 
B) bottom of the Pacific ocean 
C) human intestine 
D) miles underground 
E) all of these 
A) kitchen 
B) bottom of the Pacific ocean 
C) human intestine 
D) miles underground 
E) all of these

Question 10

A systeof channels, tubes, ansacs that transport molecules insidthcytoplasdescribes

Accepted Answer

A) Golgi bodies. 
B) mitochondria. 
C) lysosomes. 
D) ribosomes. 
E) endoplasmic reticulum. 
A) Golgi bodies. 
B) mitochondria. 
C) lysosomes. 
D) ribosomes. 
E) endoplasmic reticulum.

Question 11

Which of thfollowing sites woulNOT shelter prokaryotic cells?

Accepted Answer

A) plant tissues 
B) a geyser 
C) an iceberg 
D) a nuclear reactor 
E) none of these 
A) plant tissues 
B) a geyser 
C) an iceberg 
D) a nuclear reactor 
E) none of these

Question 12

Which of thfollowing organelles is NOT involvein protein synthesis?
I.Cytosolic ribosomes
II.Rough endoplasmic reticulum
III.Smooth endoplasmic reticulum

Accepted Answer

A) I only 
B) II only 
C) III only 
D) I and III 
E) I and II 
A) I only 
B) II only 
C) III only 
D) I and III 
E) I and II

Question 13

Thfollowing structures arfounin all eukaryotic cells EXCEPT

Accepted Answer

A) cell walls. 
B) the nucleus. 
C) plasma membranes. 
D) Golgi bodies. 
E) the endoplasmic reticulum. 
A) cell walls. 
B) the nucleus. 
C) plasma membranes. 
D) Golgi bodies. 
E) the endoplasmic reticulum.

Question 14

A cell wall

Accepted Answer

A) provides skeletal support for plants. 
B) controls what enters and leaves the cell. 
C) replaces the plasma membrane of animal cells in plants. 
D) is found in all eukaryotes. 
E) is not a part of bacteria cells. 
A) provides skeletal support for plants. 
B) controls what enters and leaves the cell. 
C) replaces the plasma membrane of animal cells in plants. 
D) is found in all eukaryotes. 
E) is not a part of bacteria cells.

Question 15

Eukaryotic cells havtheir DNA enclosein the

Accepted Answer

A) plasma membrane. 
B) nucleus. 
C) nucleoid. 
D) nucleolus. 
E) nucleotide. 
A) plasma membrane. 
B) nucleus. 
C) nucleoid. 
D) nucleolus. 
E) nucleotide.

Question 16

An analysis of plasma or nuclear membranwoulyield

Accepted Answer

A) cellulose. 
B) suberin and cutin. 
C) phospholipids and proteins. 
D) microtubules and microfilaments. 
E) all of these. 
A) cellulose. 
B) suberin and cutin. 
C) phospholipids and proteins. 
D) microtubules and microfilaments. 
E) all of these.

Question 17

__________ is (are) useto observwholliving cells.

Accepted Answer

A) A scanning electron microscope 
B) A transmission electron microscope 
C) A light microscope 
D) A magnifying glass 
E) All of these 
A) A scanning electron microscope 
B) A transmission electron microscope 
C) A light microscope 
D) A magnifying glass 
E) All of these

Question 18

How many categories of microscopes exist?

Accepted Answer

A) 2 
B) 3 
C) 4 
D) 5 
E) 6 
A) 2 
B) 3 
C) 4 
D) 5 
E) 6

Question 19

__________ developethfirst compounmicroscope.

Accepted Answer

A) Hooke 
B) Leeuwenhoek 
C) Schwann 
D) Schleiden 
E) Fleming 
A) Hooke 
B) Leeuwenhoek 
C) Schwann 
D) Schleiden 
E) Fleming

Question 20

Somcells contain membrane-bouncompartments called

Accepted Answer

A) organs. 
B) organites. 
C) organelles. 
D) organella. 
E) organellum. 
A) organs. 
B) organites. 
C) organelles. 
D) organella. 
E) organellum.

Exam 3: Cell Structure

Which of thfollowing cell features is absent in a bacterial cell?

Threlativimpermeability of membranes to water solublmolecules is a result of

Thfollowing structures, particles, or functions arfounin BOTH mitochondria anchloroplasts EXCEPT

Hydrophobic interactions of thtails of phospholipids can produce

Which of thfollowing is thought to bthdescendant of ancient bacteria that werengulfeby a cell?

Four of thfivanswers listebelow arcomposeof membranes.Select thEXCEPTION.

E.coli O157:H7 strain lives in thintestinof __________ without sickening them. I.birds anfrogs II.goats ansheep III.cattlandeer

Which of thfollowing contain enzymes anarthmain organelles of intracellular digestion?

Which of thfollowing areas is likely to harbor bacteria?

A systeof channels, tubes, ansacs that transport molecules insidthcytoplasdescribes

Which of thfollowing sites woulNOT shelter prokaryotic cells?

Which of thfollowing organelles is NOT involvein protein synthesis? I.Cytosolic ribosomes II.Rough endoplasmic reticulum III.Smooth endoplasmic reticulum

Thfollowing structures arfounin all eukaryotic cells EXCEPT

A cell wall

Eukaryotic cells havtheir DNA enclosein the

An analysis of plasma or nuclear membranwoulyield

__________ is (are) useto observwholliving cells.

How many categories of microscopes exist?

__________ developethfirst compounmicroscope.

Somcells contain membrane-bouncompartments called

Invitation to Biology

Molecules of Life

Energy and Metabolism

Capturing and Releasing Energy

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Early Life Forms and the Viruses

Plants and Fungi

Animal Evolutionunit

Population Ecology

Communities and Ecosystems

The Biosphere and Human Eff Ects

Animal Tissues and Organs

How Animals Move

Circulation and Respiration

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Reproduction and Development

Plant Form and Function

Plant Reproduction and Development

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