GTP is an important high-energy molecule that facilitates the activation of many cellular sig-nal transduction pathways. Certain genetic dysfunctions can inhibit the ability of a cell tosynthesize GTP.Which of the following describes the most direct result of GTP synthesis inhibition?ABсDThe cell would be able to carry out reception and transduction but would not be able toproduce the cellular response in the relevant signal transduction pathway.The G protein-coupled receptor will not be able to bind corresponding ligands, inhibitingthe reception components of the relevant signal transduction pathway.The cell will use ATP instead of GTP to activate the G protein on the intracellular regionof the G protein-coupled receptor.The cell would not be able to activate G proteins on the intracellular regions of G pro-tein-coupled receptors.

GTP (guanosine triphosphate) is an important energy-carrying molecule used in a variety of metabolic processes in biology. It provides the energy necessary for many cellular activities, such as protein synthesis and signal transduction. GTP is also involved in the assembly of ribosomes and the initiation of transcription in cells. In addition, GTP is required for the assembly of the spliceosome complex, which is involved in mRNA splicing.GTP is a nucleotide that is essential for the activation of G proteins, which are necessary for signal transduction pathways. Without GTP, the G proteins can not bind the G protein-coupled receptor, which will inhibit the reception components of the signal transduction pathway and ultimately prevent the cell from producing the cellular response. Therefore option D is correct.