I can only answer some of these but
3 - Harriet Beecher
4 - Popular Sovereignty
^ These are confirmed, I'm sure of it
Now, I'll assume on these ones
2 - Bleeding Kansas
1 - Wilmot Proviso
5 - Fugitive Slave Act
I apologize if I'm wrong on these
This is a multiple choice question, so try including the possible answers as well.
Olmec, Mayan, Aztecs is the correct order
The spiders in this family must have different proteins for silk flexibility in their cells. ... Protein molecules' structures affect their function and the way they connect to other molecules.