ETHC 210 EXAM 4

 Question 1

3 out of 3 points

Considering color detection humans are classified as

(hint: How many primary colors can we see)?

Selected

Answer:

Monochrom

ats

 Question 2

3 out of 3 points

The mechanism of genomic imprinting involves:

Selected

Answer:

Methylation (methyl groups added to certain

DNA regions silencing the gene)

 Question 3

3 out of 3 points

A color blind father married to a non-color blind mom

(non-carrier of colorblindness) can produce a color blind

son.

Selected

Answer:

Fals

e

 Question 4

3 out of 3 points

In general there is no male-to male transmission of Xlinked traits.

Selected

Answer:

Tru

e

 Question 5

3 out of 3 points

In mother’s who are carriers for colorblindness even

though they are not color blind some of their individual

eye cone cells can express the trait. Also in female

Calico cats the genes which produce color are found on

the X chromosome and each hair cell expresses one X

allele or the other giving rise to a random pattern of

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color in their fur. In both cases this is an example of:

Selected

Answer:

Xinactivation

 Question 6

3 out of 3 points

Biologically gender is determined genetically at;

Selected

Answers:

Concepti

on

 Question 7

3 out of 3 points

Which of the following hunger response hormones

increases appetite?

Selected

Answer:

Ghreli

n

 Question 8

3 out of 3 points

This famous discoverer of the DNA structure made racist

comments in the 1990s based on the idea that certain

people groups were biologically inferior.

Selected

Answer:

James

Watson

 Question 9

3 out of 3 points

Which of the following hunger response hormones

decreases appetite but increases digestion?

Selected

Answer:

Lepti

n

 Question 10

3 out of 3 points

Genomic imprinting has implications for understanding

early human development. It suggests that for

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