Most protein hormones are transported in the bloodstream: free in an unbound, water soluble form. When insulin binds its receptors on muscle cells, an increase in glucose uptake by the muscle cells is the result. This is an example of _____ effect by a hormone. direct. TSH is released to simulate thyroid hormones and is inhibited when plasma levels of thyroid hormone are adequate.
What is a Visa? The main difference between a visa and a passport is that a visa is an endorsement placed within a passport that grants the holder official permission to enter, leave or stay in a country for a specified time period. The most common visa types are tourist, student, work and transit visas.
Best Answer: A passport is an official government document that certifies one's identity and citizenship. The passport serves two purposes: to regain entry to the country of citizenship and is a requirement by many countries to gain entry to the country you are visiting. A visa is an official government document that temporarily authorizes you to be in the country you are visiting.