Genetics Basics
This molecule carries the instructions for growing and functioning.
What is DNA?
These affect aspects of personality, such as temperament, mood, and intelligence.
What are genes?
This term describes how life experiences change gene expression.
What is epigenetics?
Identical twins share this percentage of their genes.
What is 100%?
Genes can increase risk for conditions like this common health issue linked to lifestyle.
What is obesity?
Humans inherit genes on these 23 pairs of structures inside a cell.
What are chromosomes?
This system affects energy and mood, impacting personality.
What is the endocrine system?
Even with identical DNA, this factor affects gene activity.
What are life experiences or the environment?
This study compares twins raised together and apart to understand the role of genetics.
What are twin studies?
This is a debate on genetics vs. environment.
Different versions of a gene are called these.
What are alleles?
Levels of these brain chemicals influence emotions and social behavior.
What are serotonin and dopamine?
A person born introverted may become more outgoing in this type of environment.
What is a social or supportive environment?
Despite identical DNA, these differences cause twins to look or behave differently as they age.
What are the different life experiences or environments?
The genes of your friends and classmates can affect this life outcome.
What is staying in school?
This process determines which genes are "on" or "off" in a cell.
What is gene expression?
These influence how others treat us, shaping confidence and personality.
What are genetic traits?
These include diet, air quality, stress response, and relationships.
What are examples of the environment affecting genes?
Twin studies show that personality is shaped by these two factors combined.
What are genetics and environment?
Social norms like smoking bans can change the effect of these on behavior.
What are genetic tendencies?