Using Karyotypes for Genetic Defects

Investigate the use of karyotypes in helping predict genetic defects.  Are scientists able to change any genetic defects in the embryo once they are found using the karyotypes?  What are the parents' choices?  Explain.

 

Stem Cell Therapy

What are the latest uses for stem cells?  How are they being used to treat diseases and injuries?

Chemotherapy

How does chemotherapy work to kill cancer?  What are the latest findings with using chemotherapy?  Why does it cause side effects like hair loss and nausea?