« previous next »

Author Question: In order to identify the many smells in the world: a. humans have a separate receptor for each ... (Read 12 times)

NguyenJ

  • Hero Member
  • *****
  • Posts: 516
on: Jun 22, 2018
In order to identify the many smells in the world:
 
  a. humans have a separate receptor for each smell.
  b. humans have only one type of receptor which binds to all odorants and then the higher order processing in the brain determines the smell.
  c. humans have different receptors that bind to different odorants and the activity patterns created by these bindings are what is interpreted as different smells.
  d. humans have two receptor types, one for irritant odors and one for pleasant odors.

Question 2

When an odorant binds to olfactory receptors:
 
  a. a depolarization occurs.
  b. sodium channels close.
  c. potassium channels open.
  d. a hyperpolarization occurs.


mcinincha279

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Jun 22, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

Did you know?

Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

The cotton-top tamarin (Saguinus oedipus), also known as the Pinche tamarin, is a small New W The cotton-top tamarin (Saguinus oedipus), also known as the Pinche tamarin, is a small New W
Order and Duration of Sleep Stages Through a Typical Night Order and Duration of Sleep Stages Through a Typical Night
Heavy fuel droplets separate as they flow around an abrupt bend in an intake manifold. Heavy fuel droplets separate as they flow around an abrupt bend in an intake manifold.
World Population Growth World Population Growth
Tobacco smoke and radon are the most dangerous indoor pollutants in the industrialized world Tobacco smoke and radon are the most dangerous indoor pollutants in the industrialized world
Curved spines make cocklebur (Xanthium) fruits stick to the fur of animals (and clothing of humans) Curved spines make cocklebur (Xanthium) fruits stick to the fur of animals (and clothing of humans)
Video: HDL (high density lipoprotein)

For a complete list of videos, visit our video library