This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: What is the general conclusion of researchers who have investigated the influence of genetic factors ... (Read 77 times)

JGIBBSON

  • Hero Member
  • *****
  • Posts: 538
on: Jun 22, 2018
What is the general conclusion of researchers who have investigated the influence of genetic factors on attention-deficit/hyperactivity disorder?
 
  a. Genetic factors strongly contribute to this disorder.
  b. The concordance rate for MZ twins is high, but symptoms appear to be reactions to other mental disorders.
  c. Genetic factors seem to play no role in the development of this disorder.
  d. The concordance rate among dizygotic twins is higher than it is for monozygotic twins.

Question 2

What did Michael Rutter find in the study of the association between family adversity and externalizing disorders?
 
  a. There were no externalizing problems if there were no family problems.
  b. There was no association between family problems and externalizing disorders.
  c. The presence of one adversity factor was associated with a much higher rate of externalizing disorders.
  d. The presence of two adversity factors was associated with a much higher rate of externalizing disorders.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

potomatos

  • Sr. Member
  • ****
  • Posts: 338
Reply #1 on: Jun 22, 2018
Answer to Question 1

Answer: a.

Answer to Question 2

Answer: d.


JGIBBSON

  • Member
  • Posts: 538
Reply 2 on: Jun 22, 2018
YES! Correct, THANKS for helping me on my review

miss.ashley

  • Member
  • Posts: 371
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Structural MRIs of healthy volunteers with a genetic predisposition to developing depression reveals ... Structural MRIs of healthy volunteers with a genetic predisposition to developing depression reveals ...
Measles rash. (© Lowell Georgia/Science Source/Photo Researchers, Inc.) Measles rash. (© Lowell Georgia/Science Source/Photo Researchers, Inc.)
Chronic disease is caused by a mixture of genetic and environmental influences Chronic disease is caused by a mixture of genetic and environmental influences
Emotions can influence weight Emotions can influence weight
Human Genetic Disorders Human Genetic Disorders
Regions involved in the control of genetic expression of the lac operon Regions involved in the control of genetic expression of the lac operon
Video: Congenital Heart Defects Animation

For a complete list of videos, visit our video library