Which Mechanism(s) Could Contribute to Larger Brains with More Cortical

question 10

Multiple Choice

Which mechanism(s) could contribute to larger brains with more cortical neurons?

• A) A longer period of symmetrical cell division, increasing the pool of radial glia
• B) More radial glia divisions, increasing the number of intermediate progenitors
• C) Outer radial glia (oRGs) in the subventricular zone that self-regenerate and produce more intermediate progenitors
• D) Expression of Wnt pathway effector β-catenin
• E) All of the above

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