<span>The individual who is credited with first discovering the non-coding form of tRNA is that of Friedrich Miescher, as he was studying the role and impact of DNA molecules in humans. The discovery of the nucleic acids can be traced back to 1868 in their origins.</span>
The light would be best described as AN UNCONDITIONED STIMULUS.
An unconditioned stimulus refers to any stimulus which naturally evokes a response from the affected person. The response that is evoked is termed unconditioned response. In the question given above, the light is the unconditioned stimulus while the blinking is the unconditioned response.<span />
<em><u>ANSWER:</u></em><em><u> </u></em>
<em><u>The </u></em><em><u>ans </u></em><em><u>is </u></em><em><u>true!</u></em>
Pretty sure the answer is A