The correct option is D.
A virus refers to an infectious micro organism that is made up of nucleic acid molecule that is enclosed within a protein coat. Viruses are only able to reproduce and multiply when they come in contact with living cells, in the absence of living cells they remain dormant and they do not show any sign of been a living thing. The nuclei acid molecule of a virus can be in form of a DNA molecule or a RNA molecule.
Answer:
it's the sun
Explanation:
the water cycle is driven primarily by the energy from the sun
That is true. The movement of oceans has no impact on the earths climate.
The South never again fought on Union soil.
That will allow materials into via a passive transport Mechanism and as water and solute movement
