-Surface area to volume ratio. (surface area / volume)
-Nucleo-cytoplasmic ratio.
-Fragility of cell membrane.
-Mechanical structures necessary to hold the cell together (and the contents of the cell in place)
Answer:
because they adapt and change by learning new behavioral traits and develop new physical traits
Explanation:
Copernicus' model: "Sun-centered," or "heliocentric"
Copernicus thought that the planets orbited the Sun, and that the Moon orbited Earth. ... Copernicus was correct about some things, but wrong about others. The Sun is not in the center of the universe, and it does move, as do the stars.
Chromosomes <span>structures</span> contain DNA within the cell nucleus
