Author Question: Although it is difficult to determine precisely how much of personality is determined by genetics, ... (Read 66 times)

Lobcity

  • Hero Member
  • *****
  • Posts: 524
Although it is difficult to determine precisely how much of personality is determined by genetics, the results of twin studies suggest that genetics probably accounts for about _______ percent of the variance of adult personality.
 
  A. 85
  B. 60
  C. 40
  D. 5

Question 2

One problem with adoption studies is that the homes in which twins are placed
 
  A. are so very different that comparisons cannot be made.
  B. are often very similar because adoptive families are similar in important ways.
  C. are highly specialized for adoptive parenting.
  D. allow the same genetic influences to emerge.



miss.ashley

  • Sr. Member
  • ****
  • Posts: 371
Answer to Question 1

C

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

For a complete list of videos, visit our video library