You are here:

Biology/Expert Profile

Ask A Question


Science teacher for over 50 years. MSc. in biology. I can answer questions in general biology, zoology, botany, anatomy and physiology and biochemistry.

Experience in the area

I have a MSc in biology and have been a science teacher for over 50 years. At present I am a faculty member at a college and a science consultant at seven catholic schools.


The Ohio journal of Science
Momentum-The Journal of the Catholic Education Association

This expert accepts donations:      

Average Ratings

Recent Reviews from Users

Read More Comments

    K = Knowledgeability    C = Clarity of Response    P = Politeness
Aishwarya09/02/16101010Thank you sir Your response was clear .....
Prashant S Akerkar 08/25/16101010Dear Prof Walter Thanks. Prashant

Recent Answers from Walter Hintz

2016-10-24 Cannibalism:

Kuru was the result or ritualistic cannibalism in New Guinea. The natives were convinced that eating the brains of the departed caused the deaths of the natives. Except for isolated eating human tissue

2016-10-22 Cannibalism:

Hi Jesper   The ethical problem and the legal seem to be the only reason that cannibalism is frowned upon.  In the course of human history cannibalism has occurred often. Eating human flesh apparently

2016-10-03 HHelp:

All cells do respire but forget for the moment all body parts but the Lungs. Some time age I mentioned the hierarchy to you as follows;    Cells make up Tissues    Tissues make up organs  Organs make uo

2016-10-02 HHelp:

Hi Aishwarya    The lungs are an organ and its function is respiration. It is true that the gas exchange is carried out in the alveoli and these cells make up the lung tissues

2016-09-16 Help:

I am not sure what you mean by cells "performing nutrition"/ You are getting tied up in semantics here as you did in your second paragraph. Cells are not called nutritive organs Let me start with some


Ask A Question


All Answers

Answers by Expert:

Ask Experts


©2016 All rights reserved.