Final answer:
Ribosomes play a critical role in protein synthesis by facilitating the translation process but do not directly provide the energy required for peptide bond formation, which comes from ATP and GTP.
Step-by-step explanation:
The statement "ribosomes bring together all components that participate in protein synthesis and provide the enzymes and energy required for linking the amino acids together" is partially true. Ribosomes are essential cellular structures composed of rRNA and proteins that facilitate the process of protein synthesis. They consist of two subunits (large and small) and provide the structural and enzymatic functions necessary for translation, which is the process of decoding mRNA into polypeptide chains. The rRNA present in the ribosomes possesses peptidyl transferase activity, which is critical for forming peptide bonds between amino acids and growing the polypeptide chain.
However, ribosomes themselves do not directly provide the energy needed for protein synthesis. Instead, this energy is supplied in the form of ATP and GTP, which are used by various enzymatic factors involved in the different stages of translation: initiation, elongation, and termination. Therefore, while ribosomes are crucial for bringing together the components of protein synthesis and catalyzing peptide bond formation, energy in the form of nucleotide triphosphates is required from other sources to drive the process.