Answer:
Groups and periods are two ways of categorizing elements in the periodic table. Periods are horizontal rows (across) the periodic table, while groups are vertical columns (down) the table. Atomic number increases as you move down a group or across a period.
Independent of the conditions of the outside of the cell
Answer:
d
Explanation:
The cytoplasm is almost like the space inbetween the organells.
I believe they are called “push” factors. They prevented people from wanting to stay in the current area, and were “pulled” by factors in the US as it offered more opportunities.