Identify this symbol.

h₂o

anion
cation
atom
molecule

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

What are they five steps of cloning?

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.