The process of development is complete by the end of childhood

Ramon got his grade on his last science test; he earned a D+. He thinks to himself, "I am horrible at science!" Last week when he received an A on a math test, he told his friend "I guess I just got lucky

" Which orientation concerning achievement is Ramon exhibiting? A) mastery orientation B) internal orientation C) helpless orientation D) performance orientation

What is a category of by-product that is produced in the body and has been related to aging?

a) carbon dioxide production b) oxygen-deprived ribonucleic acid c) acetylcholine d) free radicals