Question 1

The Soviet chemist Oparin suggested that for organic molecules to form on Earth,the atmosphere was probably rich in:

Accepted Answer

A) Oxygen 
B) Oxygen and water 
C) Helium 
D) Argon 
E) Hydrogen 
A) Oxygen 
B) Oxygen and water 
C) Helium 
D) Argon 
E) Hydrogen

Question 2

The last shared ancestor for today's cell types is thought to have arisen about:

Accepted Answer

A) Six billion years ago 
B) Four billion years ago 
C) Four million years ago 
D) Three billion years ago 
E) Three million years ago 
A) Six billion years ago 
B) Four billion years ago 
C) Four million years ago 
D) Three billion years ago 
E) Three million years ago

Question 3

Based on DNA sequence analysis,humans and chimps have 96% of their DNA sequences alike,with 99% of the coding regions alike.The biggest differences between the sequences of chimps and humans are in which of the following?

Accepted Answer

A) Regions are transcribed into proteins 
B) All regions are equally different 
C) Regions that do not encode proteins 
D) Regions that are transcribed into RNA 
E) DNA found outside of the chromosomes 
A) Regions are transcribed into proteins 
B) All regions are equally different 
C) Regions that do not encode proteins 
D) Regions that are transcribed into RNA 
E) DNA found outside of the chromosomes

Question 4

Natural selection would have favored progenotes that could use more diverse food sources.

Accepted Answer

A) True 
 B)False

Question 5

Humans and chimps are both able to:

Accepted Answer

A) Walk upright 
B) Walk upright and use tools 
C) Communicate 
D) Use tools and communicate 
E) Use tools 
A) Walk upright 
B) Walk upright and use tools 
C) Communicate 
D) Use tools and communicate 
E) Use tools

Question 6

A buried skeletal find has the foramen magnum near but not at the rear of the skull; this indicates the skeletal remains may be those of:

Accepted Answer

A) A human 
B) A gorilla 
C) A dog or a gorilla 
D) A gorilla or a human 
A) A human 
B) A gorilla 
C) A dog or a gorilla 
D) A gorilla or a human

Question 7

Stanley Miller's first prebiotic simulation experiment showed that under the right conditions,Oparin's ancient atmosphere could allow for the formation of:

Accepted Answer

A) Living cells 
B) Amino acids 
C) Plants 
D) DNA molecules 
E) Liposomes 
A) Living cells 
B) Amino acids 
C) Plants 
D) DNA molecules 
E) Liposomes

Exam 14: The Origin and History of Life

The Soviet chemist Oparin suggested that for organic molecules to form on Earth,the atmosphere was probably rich in:

The last shared ancestor for today's cell types is thought to have arisen about:

Based on DNA sequence analysis,humans and chimps have 96% of their DNA sequences alike,with 99% of the coding regions alike.The biggest differences between the sequences of chimps and humans are in which of the following?

Natural selection would have favored progenotes that could use more diverse food sources.

Humans and chimps are both able to:

A buried skeletal find has the foramen magnum near but not at the rear of the skull; this indicates the skeletal remains may be those of:

Stanley Miller's first prebiotic simulation experiment showed that under the right conditions,Oparin's ancient atmosphere could allow for the formation of:

What Is Life

The Chemistry of Life

The Dynamic Cell

The Energy of Life

Photosynthesis

How Cells Release Energy

Dna Structure and Gene Function

Dna Replication, mitosis and the Cell Cycle

Sexual Reproduction and Meiosis

Patterns of Inheritance

The Forces of Evolutionary Change

Evidence for Evolution

Speciation and Extinction

Viruses

Bacteria and Archaea

Protists

Plants

Fungi

Animals

Plant Form and Function

Plant Nutrition and Transport

Reproduction and Development of Flowering Plants

Animal Tissues, organ Systems and Homeostasis

The Nervous System

The Senses Content

The Endocrine System

The Musculoskeletal System

The Circulatory System

The Respiratory System

Digestion and Animal Nutrition

Regulation of Temperature and Body Fluids

The Immune System

Animal Reproduction and Development

Animal Behavior

Populations

Communities and Ecosystems

The Biosphere

Conserving Biodiversity

Filters