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

Author Question: In twin studies the key comparison involves determining how many pairs of twins either have the same ... (Read 57 times)

swpotter12

  • Hero Member
  • *****
  • Posts: 527
on: Jun 22, 2018
In twin studies the key comparison involves determining how many pairs of twins either have the same disorder or are free of the disorder; this involves the calculation of
 
  a. discordance rates.
  b. concordance rates.
  c. shared environment rates.
  d. nonshared environment rates.

Question 2

Similar concordance rates for a given trait in monozygotic (MZ) and dizygotic (DZ) twins suggests that the trait may be due to
 
  a. genetic causes.
  b. endocrine causes.
  c. environmental causes.
  d. phonotypical causes.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

diana chang

  • Sr. Member
  • ****
  • Posts: 288
Reply #1 on: Jun 22, 2018
Answer to Question 1

Answer: b.

Answer to Question 2

Answer: c.


swpotter12

  • Member
  • Posts: 527
Reply 2 on: Jun 22, 2018
Gracias!

raenoj

  • Member
  • Posts: 340
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

A comparison of the sizes of various chemical and biological structures, and the resolving power of A comparison of the sizes of various chemical and biological structures, and the resolving power of
Defensive mutualism involves species that receive food or shelter in return for providing protection Defensive mutualism involves species that receive food or shelter in return for providing protection
Checking gasoline for alcohol involves using a graduated cylinder and adding water to check if the ... Checking gasoline for alcohol involves using a graduated cylinder and adding water to check if the ...
Meiosis involves two complete divisional operations forming four potential sex cells. Meiosis involves two complete divisional operations forming four potential sex cells.
A Comparison of Transport Types A Comparison of Transport Types
The stress response involves several pathways, which begin with a signaling stimulus The stress response involves several pathways, which begin with a signaling stimulus
Video: Chemical Buffers - protein buffer, phosphate buffer system and bicarbonate buffer system

For a complete list of videos, visit our video library