« previous next »

Author Question: The input from the eyes to the suprachiasmatic nucleus, responsible for shifting the phase of the ... (Read 34 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?

In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Did you know?

Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.

Diagram of a cell nucleus Diagram of a cell nucleus
Snout and mouth of sand tiger shark, showing protruding teeth and small eyes Snout and mouth of sand tiger shark, showing protruding teeth and small eyes
Metabolic Pathways During the Fasting Phase and Absorptive Phase of Metabolism Metabolic Pathways During the Fasting Phase and Absorptive Phase of Metabolism
A general scheme for adding one amino acid in solid-phase peptide synthesis A general scheme for adding one amino acid in solid-phase peptide synthesis
Mechanism of the biotin-dependent pyruvate carboxylase reaction Phase I Mechanism of the biotin-dependent pyruvate carboxylase reaction Phase I
Industry is responsible for 21% of global greenhouse gas emissions Industry is responsible for 21% of global greenhouse gas emissions
Video: Depolarization of the SA node, Action potentials of the myocardium & ANS effects

For a complete list of videos, visit our video library