Author Question: What type of breeding system results in hybrid vigor? a. grading up c. outcrossing b. ... (Read 141 times)

TVarnum

  • Hero Member
  • *****
  • Posts: 548
What type of breeding system results in hybrid vigor?
 
 

a. grading up c. outcrossing
  b. crossbreeding d. inbreeding



Question 2

Select boars that are from sows that rank in the top _____ percent of a herd as measured by a Sow
  Productivity Index


 
 

a. 5 c. 20
  b. 10 d. 25




xiaomengxian

  • Sr. Member
  • ****
  • Posts: 311
Answer to Question 1

B

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

Did you know?

There are 60,000 miles of blood vessels in every adult human.

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Did you know?

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

Did you know?

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

For a complete list of videos, visit our video library