Ask A Biologist: PLOSable - Do You Have a Caveman's Brain?

How much has the human brain changed from the brains of our ancient ancestors? Evolutionary psychologists think that the modern human brain has not changed much over the past 50,000 years, but other scientists disagree.

 

Written by: Ceara O’Brien

Words to know

Codon: a small part of DNA or RNA that “codes” for an amino acid.

Evolutionary psychology: the scientific field that applies evolutionary ideas to understand types of human behavior like language and perception… more 

Genome: all of the genetic information of an organism (living thing)… more 

Trait: a characteristic of an organism that can be the result of genes and/or influenced by the environment. Traits can be physical like hair color or the shape and size of a plant leaf. Traits can also be behaviors such as nest building behavior in birds.

 

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Science Topics
Biology, Evolution, Genetics, Neuroscience
Middle School, High School
7th Grade, 8th Grade, 9th Grade, 10th Grade, 11th Grade, 12th Grade

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