True or false: when a child has reached about the age of ten, their brains begin to reduce some of the connections between brain cells.

Im pretty sure its true

True

Explanation:

It is found that as the age of a person increases, he/she losses connection with brain cells as the myelin found in the brain shrink in size due to which the processing time and cognitive brain function reduces.

The brain cell  like hypothalamic neural stem cells starts declining with the age of a person thereby accelerating aging.  

Organic Chemistry is a sub-unit of chemistry which refers to the scientific study of carbon compounds. It focuses on the structure, properties, composition, reactions, of carbon containing compounds.

Example of carbon compounds include salt, alcohol, ethane, methane, butane, benzene, hexane and more.