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

Author Question: An example of a protein with quaternary polypeptide structures is ____. a. insulin b. tryptophan ... (Read 61 times)

dalyningkenk

  • Hero Member
  • *****
  • Posts: 598
An example of a protein with quaternary polypeptide structures is ____.
 
  a. insulin
  b. tryptophan
  c. hemoglobin
  d. disulfide bridges
  e. valine

Question 2

Which item is an essential amino acid?
 
  a. Cysteine
  b. Leucine
  c. Glutamine
  d. Serine
  e. Alanine



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Galvarado142

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

ANS: C

Answer to Question 2

ANS: B




dalyningkenk

  • Member
  • Posts: 598
Reply 2 on: Aug 20, 2018
Wow, this really help


komodo7

  • Member
  • Posts: 322
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

For a complete list of videos, visit our video library