What is cytoplasm?
a-the protein building structure inside a cell
b-all the living material inside a cell
c-the molecules that make the cell membrane
d-the watery solution inside a cell

What is thought to have caused the mass extinction at the end of the cretaceous period?

Rue or false siblings look simila rbecause they each have some traits of their parents.

How does the diagram explain ocean currents? earth tilt 23.5 degreesquestion 1 options: earth's tilt causes uneven heating of earth which causes currents. earth's tilt causes the ocean to move because of gravity. earth's tilt and its rotation cause currents. earth's tilt causes uneven distribution of salt which causes currents.