Every amino acid has four characteristics components. list the four parts of an amino acid.

CHNO
Amino group, carboxyl group ,alpha carbon and side chain (R)

No that answer is wrong. you have written the function of mitochondria in chloroplast and function of chloroplast in mitochondria.

The answer is atmosphere. there are four spheres of the earth: 1. geosphere (from greek word 'geo' = ground), 2. hydrosphere (from greek word 'hydro' = water), 3. biosphere (from greek word 'bio' = life), and 4. atmosphere (from greek word 'atmo' = air). a magnetosphere is a region of space around astronomical objects controlled by the magnetic field of that object. through the process of elimination, since lightning is present in the air, it can be found in the atmosphere.