Question 1

If an animal cell is living in water that is much saltier than the cell's cytoplasm,the water

Accepted Answer

A)  will enter the cell. 
B)  will move out of the cell. 
C)  will neither move in or out of the cell. 
D)  will leave the cell, bind salt in the water, and then re-enter the cell. 
E)  will enter the cell, bind salts in the cytoplasm, and then leave the cell. 
A)  will enter the cell. 
B)  will move out of the cell. 
C)  will neither move in or out of the cell. 
D)  will leave the cell, bind salt in the water, and then re-enter the cell. 
E)  will enter the cell, bind salts in the cytoplasm, and then leave the cell.

Question 2

The process of molecules going against a concentration gradient that requires energy and a membrane protein is termed

Accepted Answer

A)  active transport. 
B)  active diffusion. 
C)  facilitated diffusion. 
D)  simple diffusion. 
E)  osmosis. 
A)  active transport. 
B)  active diffusion. 
C)  facilitated diffusion. 
D)  simple diffusion. 
E)  osmosis.

Question 3

Once a lysosome has carried out its function,what happens to its contents?

Accepted Answer

A)  They are sent to the nucleus. 
B)  They are released to make new parts of the cell. 
C)  They become embedded in the cell membrane. 
D)  They are read by the ribosomes to make proteins. 
E)  They are sent to another lysosome for storage. 
A)  They are sent to the nucleus. 
B)  They are released to make new parts of the cell. 
C)  They become embedded in the cell membrane. 
D)  They are read by the ribosomes to make proteins. 
E)  They are sent to another lysosome for storage.

Question 4

_______ deliver proteins to the Golgi apparatus.

Accepted Answer

The answer of _______ deliver proteins to the Golgi apparatus.
...

Question 5

Under a microscope,a cell appears to have a nucleus.This eliminates which type of cell?

Accepted Answer

A)  cheek cell 
B)  single-cell protist 
C)  animal cell 
D)  plant cell 
E)  bacterial cell 
A)  cheek cell 
B)  single-cell protist 
C)  animal cell 
D)  plant cell 
E)  bacterial cell

Question 6

What observations made Fleming further investigate some mold growing on his bacterial plate,instead of just discarding the contaminated plate?

Accepted Answer

There was a region around the

Question 7

The instructions for making proteins that a cell needs are found in the

Accepted Answer

A)  nucleus. 
B)  Golgi apparatus. 
C)  rough ER. 
D)  smooth ER. 
E)  mitochondria. 
A)  nucleus. 
B)  Golgi apparatus. 
C)  rough ER. 
D)  smooth ER. 
E)  mitochondria.

Question 8

Which statement about cell membranes is true?

Accepted Answer

A)  They have hydrophilic tails. 
B)  They are made of proteins. 
C)  They are impermeable. 
D)  They are made up of a double phospholipid layer. 
E)  They have hydrophobic surfaces. 
A)  They have hydrophilic tails. 
B)  They are made of proteins. 
C)  They are impermeable. 
D)  They are made up of a double phospholipid layer. 
E)  They have hydrophobic surfaces.

Question 9

What theory states that mitochondria and chloroplasts are derived from free-living prokaryotic cells?

Accepted Answer

A)  endosymbiosis 
B)  prokaryotic 
C)  organelle 
D)  osmosis 
E)  endoplasmic 
A)  endosymbiosis 
B)  prokaryotic 
C)  organelle 
D)  osmosis 
E)  endoplasmic

Question 10

Fill in the following chart with the characteristics typical of prokaryotic and eukaryotic cells:

Accepted Answer

The answer of Fill in the following chart with the...

Question 11

The terms hydrophilic and hydrophobic relate to a substance's interaction with which molecule?

Accepted Answer

A)  glucose 
B)  ATP 
C)  oxygen 
D)  phosphate 
E)  water 
A)  glucose 
B)  ATP 
C)  oxygen 
D)  phosphate 
E)  water

Question 12

Which structure is found in prokaryotes and not in animal cells?

Accepted Answer

A)  cytoplasm 
B)  cell membrane 
C)  DNA 
D)  cell wall 
E)  ribosomes 
A)  cytoplasm 
B)  cell membrane 
C)  DNA 
D)  cell wall 
E)  ribosomes

Question 13

Gram-positive bacteria grown in the presence of penicillin swell and lyse because

Accepted Answer

A)  their cell wall becomes weakened. 
B)  osmosis allows water into the cell. 
C)  water pressure causes the cell to rupture. 
D)  no new cell wall can be synthesized. 
E)  All of the above. 
A)  their cell wall becomes weakened. 
B)  osmosis allows water into the cell. 
C)  water pressure causes the cell to rupture. 
D)  no new cell wall can be synthesized. 
E)  All of the above.

Question 14

Penicillin is

Accepted Answer

A)  a chemical that kills bacteria. 
B)  a chemical that kills fungi. 
C)  a chemical that kills viruses. 
D)  a chemical that kills plants. 
E)  a chemical that kills all life forms it contacts. 
A)  a chemical that kills bacteria. 
B)  a chemical that kills fungi. 
C)  a chemical that kills viruses. 
D)  a chemical that kills plants. 
E)  a chemical that kills all life forms it contacts.

Question 15

The process of molecules going from a high to a low concentration using a specific membrane protein that has no energy requirement is termed

Accepted Answer

A)  active transport. 
B)  active diffusion. 
C)  facilitated diffusion. 
D)  simple diffusion. 
E)  osmosis. 
A)  active transport. 
B)  active diffusion. 
C)  facilitated diffusion. 
D)  simple diffusion. 
E)  osmosis.

Question 16

All of the following have eukaryotic cells EXCEPT

Accepted Answer

A)  animals. 
B)  plants. 
C)  fungi. 
D)  bacteria. 
E)  humans. 
A)  animals. 
B)  plants. 
C)  fungi. 
D)  bacteria. 
E)  humans.

Question 17

The cytoskeleton is composed of _______ fibers.

Accepted Answer

A)  lipid 
B)  protein 
C)  fat 
D)  carbohydrate 
E)  metal 
A)  lipid 
B)  protein 
C)  fat 
D)  carbohydrate 
E)  metal

Question 18

The rough ER makes _________,whereas the smooth ER makes _________.

Accepted Answer

A)  sugars; proteins 
B)  proteins; sugars 
C)  sugars; lipids 
D)  lipids; sugars 
E)  proteins; lipids 
A)  sugars; proteins 
B)  proteins; sugars 
C)  sugars; lipids 
D)  lipids; sugars 
E)  proteins; lipids

Question 19

Explain how the nucleus,endoplasmic reticulum,ribosomes,and Golgi apparatus work together to create and transport proteins.

Accepted Answer

The DNA in the nucleus provides the inst

Question 20

Which of the following is absent in some kinds of living cells?

Accepted Answer

A)  cytoplasm 
B)  cell membrane 
C)  ribosomes 
D)  nucleus 
E)  phospholipids 
A)  cytoplasm 
B)  cell membrane 
C)  ribosomes 
D)  nucleus 
E)  phospholipids

Exam 3: Cell Function and Structure Wonder Drug

If an animal cell is living in water that is much saltier than the cell's cytoplasm,the water

The process of molecules going against a concentration gradient that requires energy and a membrane protein is termed

Once a lysosome has carried out its function,what happens to its contents?

_______ deliver proteins to the Golgi apparatus.

Under a microscope,a cell appears to have a nucleus.This eliminates which type of cell?

What observations made Fleming further investigate some mold growing on his bacterial plate,instead of just discarding the contaminated plate?

The instructions for making proteins that a cell needs are found in the

Which statement about cell membranes is true?

What theory states that mitochondria and chloroplasts are derived from free-living prokaryotic cells?

Fill in the following chart with the characteristics typical of prokaryotic and eukaryotic cells:

The terms hydrophilic and hydrophobic relate to a substance's interaction with which molecule?

Which structure is found in prokaryotes and not in animal cells?

Gram-positive bacteria grown in the presence of penicillin swell and lyse because

Penicillin is

The process of molecules going from a high to a low concentration using a specific membrane protein that has no energy requirement is termed

All of the following have eukaryotic cells EXCEPT

The cytoskeleton is composed of _______ fibers.

The rough ER makes _________,whereas the smooth ER makes _________.

Explain how the nucleus,endoplasmic reticulum,ribosomes,and Golgi apparatus work together to create and transport proteins.

Which of the following is absent in some kinds of living cells?

The Process of Science Java Report

Chemistry and Molecules of Life Mission to Mars

Nutrition,metabolism,enzymes the Peanut Butter Project

Energy Flow and Photosynthesis the Future of Fuel

Dietary Energy and Cellular Respiration Supersize Me

DNA Structure and Replication Biologically Unique

Genes to Proteins Medicine From Milk

Cell Division and Mitosis Natures Pharmacy

Mutations and Cancer Fighting Fate

Single-Gene Inheritance and Meiosis Rock for a Cause

Complex Inheritance Qa: Genetics

Stem Cells and Cell Differentiation Grow Your Own

Natural Selection and Adaptation Bugs That Resist Drugs

A: Nonadaptive Evolution and Speciation Urban Evolution

B: Nonadaptive Evolution and Speciation Urban Evolution

Evidence for Evolution a Fish With Fingers

Life on Earth Qa: Evolution

Prokaryotic Diversity Lost City

A: Eukaryotic Diversity Rain Forest Riches

B: Eukaryotic Diversity Rain Forest Riches

Human Evolution Skin Deep

A: Population Ecology on the Tracks of Wolves and Moose

B: Population Ecology on the Tracks of Wolves and Moose

A: Community Ecology Whats Happening to Honey Bees

B: Community Ecology Whats Happening to Honey Bees

A: Ecosystem Ecology the Heat Is on

B: Ecosystem Ecology the Heat Is on

A: Sustainability the Makings of a Green City

B: Sustainability the Makings of a Green City

A: Overview of Physiology Man Versus Mountain

B: Overview of Physiology Man Versus Mountain

Digestive System Drastic Measures

A: Cardiovascular System Death in Bogalusa

B: Cardiovascular System Death in Bogalusa

Respiratory System Peak Performance

A: Central Nervous System Smoke on the Brain

B: Central Nervous System Smoke on the Brain

Reproductive System Too Many Multiples

Immune System Viral Mysteries

A: Plant Physiology

B: Plant Physiology

Filters

The rough ER makes _,whereas the smooth ER makes _.