You are here:

Biology/biology questions

Advertisement

Expert: - 5/1/2007


Question
1.List 4 possible genotypes and phenotypes from this cross using Rt, rt,rT?  2. Which of these is an autotroph:a virus, a chemosynthetic bacterium,an amoeba,a mushroom,a paramecium,a sporozoan,and a slime mold?  3.  Which of the following contains chlorophyll?  

Answer
Hi Emily
I cannot answer the first question because I need to know what is being crossed.(Rt x rt?  or rT  x Rt?)
I also cannot list any phenotypes because I do not know what traits are involved
 2. the chemosynthetic bacteria is an autotroph
3.None of these contain chlorophyll.

Biology

All Answers

Answers by Expert:

Ask Experts

Volunteer

Walter Hintz

Expertise

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

Experience

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.

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

©2012 About.com, a part of The New York Times Company. All rights reserved.