1. Agriculture most likely began
a. 150,000 years ago in Egypt.
b. 200,000 years ago in Africa
C. 15,000 years ago in Africa
d. 10,000 years ago in the Middle East
TEST QUESTION PLEASE HELP And FAST

Which are examples of how technology has advanced scientific understanding.1using hot water to sterilize medical equipment.2transplanting a human organ into another individual.3inserting genes from one sheep into another cell to make a cloneunderstanding the different structures that make up a cell.4examining microorganisms from the deepest parts of the ocean

Select the most likely product for this reaction: koh(aq) + co2(g) – ? k2co3(aq) + h2o(1) k(s) + h2(g) + o2(g) k(s) + co3(9) +h2

Draw the aromatic compound toluene (methylbenzene). show all hydrogen atoms, including those on the ring.