The characteristic response of plants to sunlight—growing toward the light—is called positive phototropism. knowing that "trop" is the greek word for "turn," explain why this is an excellent term for this phenomenon.

Which best describes the purpose of the south carolina exposition and protest, which was written by john c. calhoun? a) to explain why the south was nullifying the tariff of 1828 b) to describe the ways the tariff of 1828 would southerners c) to persuade northern states to rebel against the federal government d) to ask england for if the south decided to secede from the union

Which of the following most likely contributed to the outbreak of world war ii? a. embargoes on international trade b. higher tariff rates in european countries c. sanctions imposed by the united states d. global economic depression

Much of the ill will between armenians and the azeri people of azerbaijan arises because