Question 1
The complete set of instructions for our physical and psychological characteristics is called our __________.
◦ phenotype
◦ recessive genes
◦ genome
◦ DNA
Question 2
Twin sisters Leah and Lily know they have the genetics for heart disease. Both sisters like to exercise, but Lily also has a high-stress job and only sleeps four hours a night. Leah is a yoga instructor and eats a mostly vegetarian diet. The field of epigenetics would suggest __________.
◦ the stress in Lily's life will increase her cortisol levels and therefore decrease her chance of heart disease
◦ the environment has the ability to change gene expression, so both women can change their risk of developing heart disease
◦ Leah will not get heart disease because she eats healthy and practices yoga
◦ the genetic predisposition will outweigh any lifestyle change, so they are both likely to develop heart disease
Interior view of the heart chambers.
Electrocardiography. (a) Electrodes are placed on the patient’s chest to record the electrical event
Yellow Pond Lily
Disease: Major environmental health problems
Location of fetal heart tones for various fetal positions