5 Questions
Which of the following best defines epigenetics?
The study of heritable changes in gene expression caused by mechanisms other than changes in DNA sequences
During childhood, how many neural connections are created each second in the brain?
More than 700 neural connections
What happens to weak connections in the brain?
They undergo remodelling and most connections vanish
What do networks that support emotional, cognitive, and social behavior consist of?
Strong connections
What percentage of DNA is typically studied in relation to genetic and environmental factors in psychology?
1%-2%
Test your knowledge on epigenetics, the study of heritable changes in gene expression or cellular phenotype caused by mechanisms other than changes in DNA sequences. Learn about the transmission of phenotype without changes in DNA and how complex gene-environment interactions contribute to brain development during childhood.
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