« previous next »

Author Question: The input from the eyes to the suprachiasmatic nucleus, responsible for shifting the phase of the ... (Read 41 times)

torybrooks

  • Hero Member
  • *****
  • Posts: 500
on: Jun 22, 2018
The input from the eyes to the suprachiasmatic nucleus, responsible for shifting the phase of the circadian rhythm, originates from ____.
 
  a. cones only
  b. ganglion cells that are not connected to any cones or rods
   c. cones and rods equally
  d. rods only

Question 2

List and explain the three Rs of animal research.
 
  What will be an ideal response?


Loise Hard

  • Sr. Member
  • ****
  • Posts: 340
Reply #1 on: Jun 22, 2018
Answer to Question 1

b

Answer to Question 2

The legal standard emphasizes the three Rs: reduction of animal numbers (using fewer animals), replacement (using computer models or other substitutes for animals, when possible), and refinement (modifying the procedures to reduce pain and discomfort).


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Recombinants are meiotic output different from meiotic input Recombinants are meiotic output different from meiotic input
The nucleus of Halley's Comet, taken by the Giotto probe in 1986 The nucleus of Halley's Comet, taken by the Giotto probe in 1986
The neural pathway responsible for the production and learning of song in the male canary. The neural pathway responsible for the production and learning of song in the male canary.
Metabolism of Drugs: Features of Phase I and II Metabolism of Drugs: Features of Phase I and II
Typical bacterial population growth curve showing the initial lag phase Typical bacterial population growth curve showing the initial lag phase
Frederick Griffith’s experiment identifying a ″transformation factor″ responsible for heredity Frederick Griffith’s experiment identifying a ″transformation factor″ responsible for heredity
Video: Pressure volume relationships - Normal inspiration and expiration

For a complete list of videos, visit our video library