« previous next »

Author Question: Which of the following amino acids migrates to the positive electrode on paper electrophoresis at a ... (Read 94 times)

B

  • Hero Member
  • *****
  • Posts: 570
on: Aug 23, 2018
Which of the following amino acids migrates to the positive electrode on paper electrophoresis at a pH of 7.0?
  a.
  glutamic acid
  b.
  arginine
  c.
  lysine
  d.
  histadine

Question 2

What are the R/S designations of the two stereocenters of L-threonine?
   
 
   
  a.
  2R,3R
  b.
  2R,3S
  c.
  2S,3R
  d.
  2S,3S

Question 3

Which of the following amino acids has a sulfur-containing side chain?
  a.
  serine
  b.
  cysteine
  c.
  lysine
  d.
  methionine
  e.
  both b and d


atrochim

  • Sr. Member
  • ****
  • Posts: 331
Reply #1 on: Aug 23, 2018
Answer to Question 1

a

Answer to Question 2

c

Answer to Question 3

e


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Did you know?

No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.

Large-scale impacts of the (a) positive, and (b) negative phases of the North Atlantic Oscillation. Large-scale impacts of the (a) positive, and (b) negative phases of the North Atlantic Oscillation.
Test Paper Test Paper
Positive and Negative Stereotypes Positive and Negative Stereotypes
Structure of a Fatty Acid Fatty acids are the building blocks of some lipids Structure of a Fatty Acid Fatty acids are the building blocks of some lipids
amino amino
What is the strongest monoprotic acid of the following set if all the acids are at 0.100 M ... What is the strongest monoprotic acid of the following set if all the acids are at 0.100 M ...
Video: Hormones and the menstrual cycle Animation

For a complete list of videos, visit our video library