Module 14 Behavior Genetics

Humans are made up of how many chromosomes?

• 44
• 46
• 50
• 23

Which of the following is true about identical twins?

• They develop from a single fertilized egg that splits into two
• They develop from two separate fertilized eggs
• They develop from a single fertilized egg that does not split
• They develop from two fertilized eggs that merge into one 

Fraternal twins have a higher chance of getting a similar disease (ex: Alzheimers) than identical twins?

• True
• False

7 out 8 adopted children are _____ ______ to one or both of their adopted parents?

• Strongly Unattached
• Weakly Attached
• Strongly Attached
• Weakly Unattached

Biology is more important than experience in determining traits

• True
• False
• They are equally important

Epigenetics is?

• the study of the structure and function of genes at a molecular level
• A set of theories that attempts to explain inheritance and biological diversity
• the study of heredity and the variation of inherited characteristics.
• the study of environmental influences on gene expression that occur without a DNA change

Your genetics are more important than your environment/experience 

• True
• False
• They are equally important
• None of the above

Your environment has no effect on your traits

• True 
• False

The female sex chromosome is?

• ZX
• XY
• XX
• ZY

The male sex chromosome is?

• YZ
• XY
• XX
• YX