Name:
Reading and Power Point Packet #2 
Directions: Using the PowerPoint an

  
Name:
Reading and Power Point Packet #2 
Directions: Using the PowerPoint and what you learn from the chapter reading, please complete the following.
1.  In your own words, explain the following terms are or mean: 
a. Zygote
b. Embryo
c. Fetus
d. Critical Period 
e. Teratogens
2. From your previous learning and experiences, what do you already know about genetics?
3. From the video, Life Before Birth, what did you learn about the conception process? 
4. What is the difference between Monozygotic and Dizygotic twins? 
5. Of all the various teratogen influences, which ones do you think expecting mothers have control over preventing them from happening? 
6. Of all the various teratogen influences, which ones do you think expecting mothers have little or no control over preventing them from happening? 
7. What did you learn about the impacts of genes on human development?