This topic contains a solution. Click here to go to the answer

Author Question: Harry and Martha Frank found that on barrier problems dogs did not perform as well as _________. ... (Read 84 times)

swpotter12

  • Hero Member
  • *****
  • Posts: 527
Harry and Martha Frank found that on barrier problems dogs did not perform as well as _________.
 
  a. wolves
  b. coyotes
  c. foxes
  d. otters

Question 2

Frances puts a hungry rat into an experimental chamber. Whenever the rat presses a lever, food falls into a tray. In about 30 minutes, the rat is pressing the lever steadily. Frances returns the rat to the training cage for one hour a day every day until the rat produces young. Frances then trains one of this rat's offspring in the same manner as its mother and repeats this procedure for several generations. You predict that when the twelfth generation rat is put into the training cage, it will press the lever steadily in about_________.
 
  a. 7 minutes
  b.10 minutes
  c. 20 minutes
  d. 30 minutes



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Expo

  • Sr. Member
  • ****
  • Posts: 351
Answer to Question 1

A

Answer to Question 2

D




swpotter12

  • Member
  • Posts: 527
Reply 2 on: Jun 21, 2018
Thanks for the timely response, appreciate it


tranoy

  • Member
  • Posts: 344
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

All adverse reactions are commonly charted in red ink in the patient's record and usually are noted on the front of the chart. Failure to follow correct documentation procedures may result in malpractice lawsuits.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

For a complete list of videos, visit our video library