HELP PLEASE WILL GIVE BRAINLEST What are the 3 tenants of the cell theory? Select all that apply.

1.all organisms are made of one or more cells

2.all cells are exactly the same all cells

3.come from preexisting cells

4.cells grow larger as they get older

5.cells are the most basic unit of biological structure

Often on a topographic map, every fifth contour line is darkened. what is this line called? a. key b.slope c.benchmark d. index contour

Write a brief passage describing a neutral atom of nitrogen-14 (n-14). describe the number of protons, neutrons, and electrons in the atom, where each type of particle is located, and how the terms atomic number, mass number, and atomic mass are related to the particles. use the periodic table to you. 14 protons and eletrons since its a neutral atom

There are main groups in the modern periodic table of elements