Question 1

______________ is a gene associated with skin color from black to white in Europeans.

Accepted Answer

SLC24A5

Question 2

Calcium absorption depends on the presence of _____________.

Accepted Answer

Vitamin D

Question 3

______________ discovered the relationship between skin color, solar radiation, and neural tube defects.

Accepted Answer

Nina Jablonski

Question 4

The epicanthal eye fold

Accepted Answer

A)   is a response to an infection such as a cold virus.
B)   results in an increase in the number of offspring produced.
C)   functions as camouflage.
D)   may be the result of random genetic drift.

Question 5

Albinos are only found among humans.

Accepted Answer

A) True 
 B)False

Question 6

_______________ proposed that warm-blooded animals will have long limbs and protruding body parts in hot climates.

Accepted Answer

The answer of _______________ proposed that warm-blooded animals will have...

Question 7

The process of short-term adaptations to environmental stress is called

Accepted Answer

A)   acclimatization
B)   thermal equilibrium
C)   developmental acclimatization
D)   heat exchange

Question 8

Spina bifida is the result of

Accepted Answer

A)   lack of vitamin D in people with dark skin.
B)   dark skin in low latitudes
C)   dark skin in high latitudes
D)   light skin and overexposure to solar radiation, which leads to photolysis of folate.

Question 9

Rickets is more the result a deficiency of vitamin D than a deficiency of calcium.

Accepted Answer

A) True 
 B)False

Question 10

With regard to human differences in biological traits, anthropologists ask

Accepted Answer

A)   What are the adaptive significances of the traits?
B)   How can these traits fit into a typology?
C)   How do these traits correspond racial categories?
D)   How does lung size connect to skin color?

Question 11

_______ comprise the least biologically active aspect of solar radiation

Accepted Answer

A)   Infrared rays.
B)   Ozone rays.
C)   Ultraviolet rays.
D)   X-rays and gamma rays.

Question 12

Skin color in humans is distributed according to

Accepted Answer

A)   longitude.
B)   latitude.
C)   altitude.
D)   continents.

Question 13

Adaptation to cold environments includes

Accepted Answer

A)   the family bed.
B)   shivering.
C)   vasoconstriction.
D)   any or all of these

Question 14

_______________ proposed that warm-blooded animals will have a large body size in cold climates.

Accepted Answer

The answer of _______________ proposed that warm-blooded animals will have...

Question 15

In the U.S. a tan is seen as a sign of health, vigor and affluence but it may lead to medical problems because it damages the skin.

Accepted Answer

A) True 
 B)False

Question 16

People whose ancestors have lived in hot climates and who continue to occupy hot climates have both a genetic adaptation and acclimatization to the heat found in their environment.

Accepted Answer

A) True 
 B)False

Question 17

Maintaining normal physiological function in spite of external stressors is the process of

Accepted Answer

A)   hypoxia.
B)   hypothermia.
C)   homeostasis.
D)   hyperthermia.

Question 18

Dark people of Africa descent have more melanocytes the light skinned people of European descent.

Accepted Answer

A) True 
 B)False

Question 19

Cultural adaptations include

Accepted Answer

A)   wearing clothes and sweating.
B)   food preparation and increasing the number of red blood cells at high altitudes.
C)   building protective housing and food acquisition technology.
D)   building an igloo and having a short rotund body

Exam 5: Human Adaptation: Thermoregulation and Skin Color

______________ is a gene associated with skin color from black to white in Europeans.

Calcium absorption depends on the presence of _____________.

______________ discovered the relationship between skin color, solar radiation, and neural tube defects.

The epicanthal eye fold

Albinos are only found among humans.

_______________ proposed that warm-blooded animals will have long limbs and protruding body parts in hot climates.

The process of short-term adaptations to environmental stress is called

Spina bifida is the result of

Rickets is more the result a deficiency of vitamin D than a deficiency of calcium.

With regard to human differences in biological traits, anthropologists ask

_______ comprise the least biologically active aspect of solar radiation

Skin color in humans is distributed according to

Adaptation to cold environments includes

_______________ proposed that warm-blooded animals will have a large body size in cold climates.

In the U.S. a tan is seen as a sign of health, vigor and affluence but it may lead to medical problems because it damages the skin.

People whose ancestors have lived in hot climates and who continue to occupy hot climates have both a genetic adaptation and acclimatization to the heat found in their environment.

Maintaining normal physiological function in spite of external stressors is the process of

Dark people of Africa descent have more melanocytes the light skinned people of European descent.

Cultural adaptations include