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

Author Question: What is the net charge of isoleucine at its isoelectric point? A) 0 B) +1 C) +2 D) 1 E) ... (Read 111 times)

asd123

  • Hero Member
  • *****
  • Posts: 557
What is the net charge of isoleucine at its isoelectric point?
  A)
  0
  B)
  +1
  C)
  +2
  D)
  1
  E)
  2

Question 2

Under what condition would phenylalanine exist as follows?
 
  A)
  at a low pH
  B)
  at a high pH
  C)
  at the pI
  D)
  when pH = pKa
  E)
  none of these

Question 3

How many different combinations are possible for a tetrapeptide containing two glycines (Gly,) one alanine (Ala,) and one phenylalanine (Phe)?
  A)
  3
  B)
  6
  C)
  12
  D)
  24
  E)
  36



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bd5255

  • Sr. Member
  • ****
  • Posts: 386
Answer to Question 1

a

Answer to Question 2

b

Answer to Question 3

c





 

Did you know?

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

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

For a complete list of videos, visit our video library