Which group of organelles is directly responsible for the production of new proteins within a cell?

Answer

The correct answer is Mitochondria and ribosomes which works for synthesis of proteins, Chloroplasts which works for carbohydrates. A group of chloroplasts which works for carbohydrates and mitochondria and ribosomes which works for protein synthesize are being responsible for production of new molecules.

this is from a book i read

he forelimbs below belong to four species that descended in a direct line from the ancestral mammal shown above. of the four descendants shown, which species most likely appeared earliest in evolutionary history?