What did Song Ci contribute to the study of insects?

The  central dogma  of molecular biology is centered upon the process of protein synthesis, in which the information from dna is transcribed and translated, resulting in multiple amino acids being joined to form a)lipidsb)proteinsc)carbohydratesd) nucleic acids

For this question look at the hydropic diagram water that is heated by the sun evaporates. select the number that represents it.

What blood vessels carry blood to the heart? away from the heart?