Sunday, February 10, 2013

Genetically Modified Foods

Read the following article: http://www.ornl.gov/sci/techresources/Human_Genome/elsi/gmfood.shtml
A. What was the reason for genetically designing GMO's
B. What was the outcome of genetically modified foods
C. What are some of the possible effects of GMO's on society.






Thursday, January 31, 2013

Test Review for Bio.

STUDY GUIDE

1. Understand the difference between mitosis and meiosis
2. What is cell division and what are stages involved
3. What is the difference between Haploid and Diploiod.
4. Why are the cells in mitosis identical and what is the difference between mitosis in plant and animal cells
5. What is genetic variation and which type of cell division leads to that variation. Secondly what phase does this occur and what is the name of the process called. Third why is it named as such.
6. Why are the cells in meiosis haploid in meiosis at the end of cytokinesis
7. Why is it important for cell replication to create DNA that is identical  before the cell enters mitosis and/or meiosis
8. If a cell contains 50 somatic chromosomes how many chromosomes will be in the gametes.
9. What is the difference between gametes and somatic cells
10. What is nondisjunction and how does that effect the zygote of a fertilized cell.
11. Understand the importance of having unbiased research
12. Be able to read a graph and interpret data.

I hope that you know these questions inside and out. Review every aspect of thes questions. It may not be much but I can ask a variety of questions from these 10.

Sunday, January 27, 2013

Stem Cells and Schizophrenia

Click on the following link and read the article: http://www.sciencedaily.com/releases/2013/01/130122162403.htm
The following question was posed by the doctor in this article "How is it possible to have 100 patients with schizophrenia and each one has a different genetic mutation that causes the disorder?"
Answer the following questions:
1) What are Stem Cells
2) What is INFS
3) What is the cause for 100 patients having different genetic mutations that cause this disorder and what word or words signal that a cause and effect is about to take place in the upcoming sentences

Tuesday, January 15, 2013

Read the following article: http://www.sciencedaily.com/releases/2013/01/130113201141.htm
Uncovering the Secrets Held Within a Tadpole's Tail That Could Have Big Implications for Human Healing.
How does regeneration apply to mitosis furthermore what individuals could benefit from this research? What are the possible positive and negative implications of this research?