Which areas are the main sources of immigration to the united states today?

What happened between 1804 and 1815

Why are slanted roofs found on many buildings within russia and finland? a. to prevent ice slides. b. to prevent the build-up of water during heavy rains. c. to prevent heat from escaping during the clod winter months. d. to prevent snow build-up.

Lucia drew a diagram to compare animal cells and plant cells. which label belongs in the area marked y? golgi body cell wall chloroplasts flagellum