1.7

Question 1

The leading causes of death in Canada are caused by poor _______

Answer 1

nutrition

Question 2

________ can influence nutrition in a number of ways

Answer 2

genetics

Question 3

How can genetics influence our nutrition?

Answer 3

Influences appetite, nutrient absorption, nutrient use

Question 4

What is nutritional epigenetics?

Answer 4

The diet influencing the expression of genes (whether genes turn into proteins)

Question 5

What is the point of the first epigenetics example concerning the Agouti mouse?

Answer 5

Changing the diets of pregnant mice affected gene expression in their offspring.

Normal Diet = yellow, obese
Methyl-rich diet = brown, lean

Question 6

What is the point of the second epigenetics example concerning the Dutch famine?

Answer 6

People born during the Dutch famine were more likely to develop depression, cardiovascular diseases, type 2 diabetes, and schizophrenia due to the nutritional deficiencies present at the time.

Question 7

When talking about disease risk, what are modifiable and unmodifiable risk facts?

Answer 7

modifiable: whether a person smokes, is inactive, or has high stress. Factors that can be changed
unmodifiable: gender, age, and genetics. Factors that cannot be changed.

Question 8

_____ group alter DNA expression

Answer 8

Methyl