You are walking after dark. A sudden noise frightens you. Your ...

[anshika]

You are walking after dark. A sudden noise frightens you. Your heart pounds, your pulse races, and your breathing rate increases. These responses are due to your ____.
 
  a. parasympathetic nervous system
  b. sympathetic nervous system
 c. somatic nervous system
 d. immune system

Question 2

The frequency of homosexuality in men is highest if ____.
 
  a. a sister is homosexual
 b. an adopted brother is homosexual
 c. a dizygotic twin brother is homosexual
 d. a monozygotic twin brother is homosexual

[Meganchabluk]

Answer to Question 1

b

Answer to Question 2

d

[anshika]

Thank you

[Meganchabluk]

No problem