C. Synthesis of enzymes for the cell
Tissue damage activates nociceptors or pain receptors in the skin. A signal is sent to the peripheral nerve to the spinal cord where neurotransmitters or chemical messengers are released. It activates other nerves to pass signal to the brain. The signals are relayed to the somatosensory cortex for sensation, frontal cortex for thinking and limbic system for emotional response.
Living things get energy/food from the sun through a process called Photosynthesis
it's the process by which living organisms manufacture food in the present of sunlight, oxygen and some other vital nutrients.that is Carbon dioxide etc
A T cell, or T lymphocyte, is a type of lymphocyte a type of white blood cell that plays a central role in cell-mediated immunity.