Question 1

In modern day Finland, the blond hair and blue eyes of most individuals is the result of ____. ​

Accepted Answer

A) natural selection 
B) genetic drift 
C) gene flow 
D) inheritance 
E) mutations 
A) natural selection 
B) genetic drift 
C) gene flow 
D) inheritance 
E) mutations

Question 2

What characteristic relates to shifting of the foramen magnum from the base of the skull to a more anterior position? ​

Accepted Answer

A) changes in vision 
B) changes in teeth and jaws 
C) bipedalism 
D) changes in brain size and development 
E) behavioral changes 
A) changes in vision 
B) changes in teeth and jaws 
C) bipedalism 
D) changes in brain size and development 
E) behavioral changes

Question 3

Fossilization begins ____. ​

Accepted Answer

A) when an organism's remains are found underwater 
B) when decay begins 
C) after an organism is buried in sediments 
D) immediately after stratification ends 
E) after speciation 
A) when an organism's remains are found underwater 
B) when decay begins 
C) after an organism is buried in sediments 
D) immediately after stratification ends 
E) after speciation

Question 4

Which of the following was NOT part of the Earth's primitive atmosphere? ​

Accepted Answer

A) oxygen 
B) nitrogen 
C) hydrogen 
D) water vapor 
E) inert gases 
A) oxygen 
B) nitrogen 
C) hydrogen 
D) water vapor 
E) inert gases

Question 5

What is the term for a genetic change in a line of descent over time?  ​

Accepted Answer

A) speciation 
B) transformation 
C) reproduction 
D) evolution 
E) mutation 
A) speciation 
B) transformation 
C) reproduction 
D) evolution 
E) mutation

Question 6

Members of a population share all of the following EXCEPT ____. ​

Accepted Answer

A) phenotypes 
B) morphological traits 
C) physiological traits 
D) behavioral traits 
E) genetic makeup 
A) phenotypes 
B) morphological traits 
C) physiological traits 
D) behavioral traits 
E) genetic makeup

Question 7

What term defines the characteristics that suit an organism to the conditions of a particular environment? ​

Accepted Answer

A) genotypes 
B) genetic drift 
C) adaptations 
D) inheritance 
E) mutations 
A) genotypes 
B) genetic drift 
C) adaptations 
D) inheritance 
E) mutations

Question 8

About how many million years ago were the ancestors of humans becoming distinct from apes? ​

Accepted Answer

A) two 
B) four 
C) six 
D) eight 
E) ten 
A) two 
B) four 
C) six 
D) eight 
E) ten

In modern day Finland, the blond hair and blue eyes of most individuals is the result of ____.

What characteristic relates to shifting of the foramen magnum from the base of the skull to a more anterior position?

Fossilization begins ____.

Which of the following was NOT part of the Earth's primitive atmosphere?

What is the term for a genetic change in a line of descent over time?

Members of a population share all of the following EXCEPT ____.

What term defines the characteristics that suit an organism to the conditions of a particular environment?

About how many million years ago were the ancestors of humans becoming distinct from apes?

Learning About Human Biology

Chemistry of Life

Cells and How They Work

Tissues, Organs, and Organ Systems

The Skeletal System

The Muscular System

Circulation: the Heart and Blood Vessels

Blood

Immunity and Disease

The Respiratory System

Digestion and Nutrition

The Urinary System

The Nervous System

Sensory Systems

The Endocrine System

Reproductive Systems

Development and Aging

Cell Reproduction

Introduction to Genetics

Chromosomes and Human Genetics

DNA Genes and Biotechnology

Genes and Disease: Cancer

Principles of Ecology

Human Impacts on the Biosphere

Filters

Exam 23: Principles of Evolution