Answer:
Advances in tool-making and domestic technology led to advances in agriculture. Farming started a revolution in the world and helped set us on a path that would eventually lead to the technological revolution and invention of different things. Inventions such as the plow helped in the planting of seeds.
Enzymes
Enzymes have an active site where the substrate meets. This is where and how products are broken down. The break down of substrates through the use of enzymes is referred to as the lock and key model. Hope this helps
Eukaryotes may have evolved from prokaryotes, have membrane bound organelles, and have a true nucleus