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

Author Question: The cell membranes of photoreceptors contain sodium and calcium channels that are normally ___. ... (Read 106 times)

Sportsfan2111

  • Hero Member
  • *****
  • Posts: 585
The cell membranes of photoreceptors contain sodium and calcium channels that are normally ___.
 
  a. open
  b. closed
  c. depolarized
  d. refractory

Question 2

High levels of leptin and insulin in obese individuals do not inhibit eating because they:
 
  a. Seem to be less responsive to these than normal-weight people
  b. Have damage to the hypothalamus
  c. Have abnormally low levels of neuropeptide Y
  d. Do inhibit eating, but glucose levels must be much higher



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Sammyo

  • Sr. Member
  • ****
  • Posts: 329
Answer to Question 1

A

Answer to Question 2

A





 

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

For a complete list of videos, visit our video library