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 76 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
Thanks for the timely response, appreciate it

AngeliqueG

  • Member
  • Posts: 343
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Structure of a mitochondrion Structure of a mitochondrion
Magnetosomes found in the spirillum Magnetospirillum magnetotacticum. Magnetosomes found in the spirillum Magnetospirillum magnetotacticum.
Structure and function of the thick and thin filaments. Structure and function of the thick and thin filaments.
Atom Structure Atom Structure
The structure of B-DNA from studies of molecular crystals The structure of B-DNA from studies of molecular crystals
Estimated number of new HIV infections per year over time period in Canada Estimated number of new HIV infections per year over time period in Canada
Video: Dissociative Disorders (Part 1)

For a complete list of videos, visit our video library