The answer would be b. in the nucleus DNA instructions are copied as RNA messages. This is called translation. The RNA then takes that information to the ribosome where it is transcribed into amino acids, which will form a polypeptide chain and create a protein! Hope this helped :)
Gas particles bump into each other creating excess heat energy, which allows a warm clump of molecules to stick together. The clump is referred to as a Protostar which is the 2nd stage to a star forming.
C.striated Cardiac muscles are striated (have striations or lines) which is almost similar to that of skeletal muscles. The cardiac muscles also have many nuclei that act as one single unit