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

Author Question: The number of pyrrole rings found in the structure of all porphyrins is: A) 8 B) 4 C) 2 D) ... (Read 85 times)

dejastew

  • Hero Member
  • *****
  • Posts: 562
on: Aug 10, 2018
The number of pyrrole rings found in the structure of all porphyrins is:
 
  A) 8
  B) 4
  C) 2
  D) 3

Question 2

Zinc protoporphyrin or free erythrocyte protoporphyrin measurements are useful to assess blood concentration of:
 
  A) Lead
  B) Mercury
  C) Arsenic
  D) Beryllium


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ecox1012

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Aug 10, 2018
Answer to Question 1

Ans: B

Answer to Question 2

Ans: A


dejastew

  • Member
  • Posts: 562
Reply 2 on: Aug 10, 2018
Wow, this really help

momolu

  • Member
  • Posts: 320
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

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.

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

(a) Zombies are a common theme in movies. However, (b) the number of zombie movies released each yea (a) Zombies are a common theme in movies. However, (b) the number of zombie movies released each yea
Wombat scat, found near Cradle Mountain in Tasmania Wombat scat, found near Cradle Mountain in Tasmania
Galaxies with Rings Galaxies with Rings
Illustration of the penicillin structure. The β-lactam ring gives penicillin its antibacterial ... Illustration of the penicillin structure. The β-lactam ring gives penicillin its antibacterial ...
Cellulose structure Cellulose structure
Structure of a skeletal muscle. Structure of a skeletal muscle.
Video: Blood Test Basics

For a complete list of videos, visit our video library