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

Author Question: In the form of passive transport called _______________ a substance crosses a cell membrane with the ... (Read 55 times)

armygirl

  • Hero Member
  • *****
  • Posts: 556
In the form of passive transport called _______________ a substance crosses a cell membrane with the assistance of a transport protein.
 Fill in the blank(s) with correct word

Question 2

Which of the following is true regarding fluoride?
 a. Whole grains, artichokes, and bananas are good sources.
  b. A very low intake of fluoride results in skeletal fluorosis.
  c. Very few foods are good sources of fluoride.
  d. Because excesses are readily excreted, there is no UL for fluoride.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

T4T

  • Sr. Member
  • ****
  • Posts: 348
Answer to Question 1

facilitated diffusion

Answer to Question 2

c





 

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

For a complete list of videos, visit our video library