This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: What characteristic of phospholipids allows them to be such an important part of the cell ... (Read 54 times)

jman1234

  • Hero Member
  • *****
  • Posts: 560
on: Aug 20, 2018
What characteristic of phospholipids allows them to be such
  an important part of the cell membrane?

Question 2

After chyme leaves the stomach and enters the duodenum, the duodenum is protected from the acidic chyme because
 
 A. bicarbonate secreted by the pancreas neutralizes the chyme.
  B. bile secreted by the gallbladder neutralizes the chyme.
  C. enzymes secreted in the duodenum degrade the acid.
  D. None of the above because the chyme is not terribly acidic when it leaves the stomach


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Sarahjh

  • Sr. Member
  • ****
  • Posts: 370
Reply #1 on: Aug 20, 2018
Answer to Question 1

Phospholipids are amphipathic, which means that they
contain a hydrophilic and a hydrophobic region within each
molecule. This allows them to interact with water or with
lipids, which makes them perfect for cell membranes.

Answer to Question 2

A


jman1234

  • Member
  • Posts: 560
Reply 2 on: Aug 20, 2018
Wow, this really help

bigcheese9

  • Member
  • Posts: 333
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

The effects of germ-line versus somatic cell mutations. The effects of germ-line versus somatic cell mutations.
Each cell nucleus throughout the body contains the genes, DNA, and chromosomes that make up the ... Each cell nucleus throughout the body contains the genes, DNA, and chromosomes that make up the ...
Catalysis of peptide bond hydrolysis by chymotrypsin (part 2) Catalysis of peptide bond hydrolysis by chymotrypsin (part 2)
Sperm and Egg Cell Movements Before and After Fertilization Sperm and Egg Cell Movements Before and After Fertilization
The response of the lac operon in the presence of lactose in a cell bearing the IS mutation The response of the lac operon in the presence of lactose in a cell bearing the IS mutation
Schematic illustration of the morphologic changes in cell injury culminating in A necrosis or B apop Schematic illustration of the morphologic changes in cell injury culminating in A necrosis or B apop
Video: Krebs cycle : Formation of acetyl coenzyme A and Electron transport chain

For a complete list of videos, visit our video library