Question 1

How does DNA differ from RNA? How are they alike?

Accepted Answer

Both DNA and RNA are molecules made from

Question 2

Which of the following does not have to contain a DNA molecule?

Accepted Answer

A)  gene 
B)  chromosome 
C)  cell 
D)  virus 
E)  zygote 
A)  gene 
B)  chromosome 
C)  cell 
D)  virus 
E)  zygote

Question 3

Which is not part of a nucleotide?

Accepted Answer

A)  recessive gene 
B)  phosphate group 
C)  adenine 
D)  sugar 
E)  guanine 
A)  recessive gene 
B)  phosphate group 
C)  adenine 
D)  sugar 
E)  guanine

Question 4

What is a codon?

Accepted Answer

A)  the genetic code 
B)  a set of three bases on the mRNA 
C)  a set of three bases on the tRNA 
D)  an amino acid string 
E)  a protein 
A)  the genetic code 
B)  a set of three bases on the mRNA 
C)  a set of three bases on the tRNA 
D)  an amino acid string 
E)  a protein

Question 5

Compare the sugars in DNA and RNA.

Accepted Answer

DNA contains deoxyribose, whic

Question 6

What is the relationship between human "junk DNA" and the field of gene control studies?

Accepted Answer

Human DNA is about 95% "junk" meaning th

Question 7

What is Mendel so famous for postulating in the 19th century? This was something we know a lot about today, but was hard to imagine back then.

Accepted Answer

Mendel postulated th

Question 8

What makes exact DNA replication possible?

Accepted Answer

A)  The acidity of the cell cytoplasm eliminates mistakes. 
B)  The geometry of individual base pairs allows only one base to form a hydrogen bond with its complement base. 
C)  Floating nucleotides can bond with each other in random combinations. 
D)  Meiosis passes complete genetic information to two identical daughter cells. 
E)  Mitosis is a powerful process that eclipses all other cell functions. 
A)  The acidity of the cell cytoplasm eliminates mistakes. 
B)  The geometry of individual base pairs allows only one base to form a hydrogen bond with its complement base. 
C)  Floating nucleotides can bond with each other in random combinations. 
D)  Meiosis passes complete genetic information to two identical daughter cells. 
E)  Mitosis is a powerful process that eclipses all other cell functions.

Question 9

The Human Genome Project mapped how many base pairs on how many chromosomes?

Accepted Answer

There were 3 billion

How does DNA differ from RNA? How are they alike?

Which of the following does not have to contain a DNA molecule?

Which is not part of a nucleotide?

What is a codon?

Compare the sugars in DNA and RNA.

What is the relationship between human "junk DNA" and the field of gene control studies?

What is Mendel so famous for postulating in the 19^th century? This was something we know a lot about today, but was hard to imagine back then.

What makes exact DNA replication possible?

The Human Genome Project mapped how many base pairs on how many chromosomes?

Science: a Way of Knowing: How Do You Know What You Know

The Ordered Universe: Why Do Planets Appear to Wander Slowly Across the Sky

Energy: Why Must Animals Eat to Stay Alive

Heat and the Second Law of Thermodynamics: Why Is It Easier to Make an Omelet From an Egg Than to Make an Egg From an Omelet

Electricity and Magnetism: What Is Lightning

Waves and Electromagnetic Radiation: What Is Color

Albert Einstein and the Theory of Relativity: Can a Human Ever Travel Faster Than the Speed of Light, at Warp Speed

The Atom: Why Are There so Many Different Materials in the World

Quantum Mechanics: How Can the Electron Behave Like Both a Particle and a Wave

Atoms in Combination: the Chemical Bond: How Does Blood Clot

Materials and Their Properties: How Have Computers Gotten so Much Faster

The Nucleus of the Atom: How Do Scientists Determine the Age of the Oldest Human Fossils

The Ultimate Structure of Matter: How Can Antimatter Be Used to Probe the Human Brain

The Stars: How Much Longer Can the Sun Sustain Life on Earth

Cosmology: Will the Universe End

Earth and Other Planets: Is Earth the Only Planet With Life

Plate Tectonics: Can We Predict Destructive Earthquakes

Earths Many Cycles: Will We Ever Run Out of Fresh Water

Ecology, Ecosystems, and the Environment: Are Human Activities Affecting the Global Environment

Strategies of Life: What Is Life

The Living Cell: What Is the Smallest Living Thing

Molecules of Life: What Constitutes a Healthy Diet

The New Science of Life: Can We Cure Cancer

Evolution: How Did Life Emerge on the Ancient Earth

Filters

Exam 23: Classical and Modern Genetics: Why Do Offspring Resemble Their Parents

How does DNA differ from RNA? How are they alike?

Which of the following does not have to contain a DNA molecule?

Which is not part of a nucleotide?

What is a codon?

Compare the sugars in DNA and RNA.

What is the relationship between human "junk DNA" and the field of gene control studies?

What is Mendel so famous for postulating in the 19th century? This was something we know a lot about today, but was hard to imagine back then.

What makes exact DNA replication possible?

The Human Genome Project mapped how many base pairs on how many chromosomes?

Science: a Way of Knowing: How Do You Know What You Know

The Ordered Universe: Why Do Planets Appear to Wander Slowly Across the Sky

Energy: Why Must Animals Eat to Stay Alive

Heat and the Second Law of Thermodynamics: Why Is It Easier to Make an Omelet From an Egg Than to Make an Egg From an Omelet

Electricity and Magnetism: What Is Lightning

Waves and Electromagnetic Radiation: What Is Color

Albert Einstein and the Theory of Relativity: Can a Human Ever Travel Faster Than the Speed of Light, at Warp Speed

The Atom: Why Are There so Many Different Materials in the World

Quantum Mechanics: How Can the Electron Behave Like Both a Particle and a Wave

Atoms in Combination: the Chemical Bond: How Does Blood Clot

Materials and Their Properties: How Have Computers Gotten so Much Faster

The Nucleus of the Atom: How Do Scientists Determine the Age of the Oldest Human Fossils

The Ultimate Structure of Matter: How Can Antimatter Be Used to Probe the Human Brain

The Stars: How Much Longer Can the Sun Sustain Life on Earth

Cosmology: Will the Universe End

Earth and Other Planets: Is Earth the Only Planet With Life

Plate Tectonics: Can We Predict Destructive Earthquakes

Earths Many Cycles: Will We Ever Run Out of Fresh Water

Ecology, Ecosystems, and the Environment: Are Human Activities Affecting the Global Environment

Strategies of Life: What Is Life

The Living Cell: What Is the Smallest Living Thing

Molecules of Life: What Constitutes a Healthy Diet

The New Science of Life: Can We Cure Cancer

Evolution: How Did Life Emerge on the Ancient Earth

Filters

What is Mendel so famous for postulating in the 19^th century? This was something we know a lot about today, but was hard to imagine back then.