Eyes on the skin. In the teamâs first experiment, the scientists were looking to see whether UV light instigated a calcium signaling response. They found nothing. But guessing that the skin might sense light like the eyes do, they added retinal, a co-factor of opsin receptors including rhodopsin.
Economy shipping takes 1 to 10 business days within the United States and 11 to 20 business days for international. Exact time depends on how far the package must travel. Standard international shipping takes 5 to 10 days.
Answer Wiki. Ground shipping via UPS and FedEx takes about 1 to 5 business days depending on the distance the package has to travel. If shipping from one coast to the other, count on around 5 business days. Shipping within the same state your looking at 1 day for most states, 1-2 possibly for large states like Texas and California.