What is cell differentiation and why is it important

a. i just did this quiz and the answer is a.

copernicus finished the first manuscript of his book, "de revolutionibus orbium coelestium" ("on the revolutions of the heavenly spheres") in 1532. in it, copernicus established that the planets orbited the sun rather than the earth. he laid out his model of the solar system and the path of the planets.

the answer is option b.

explanation:

they could veto laws. this announcement does not portray the individuals from the roman senate since the praetor urban was the one that could veto laws. the power or right vested in one part of an administration to drop or put off the choices, institutions, and so on., of another branch, particularly the privilege of a president, representative, or other ceo to dismiss bills gone by the lawmaking body.