its like a twisted ladder or a double helix
how stuff works dot com
A protective layer that shields the surface from lethal ultraviolet light is found in the layer of the atmosphere known as the Stratosphere.
Therefore, the correct answer is option C for this specific statement.<span />
The two groups differ in the composition of the cell wall and the lipids in the cell membrane. 3. ... Organelles contribute to efficiency in eukaryotic cells because they concentrate the biochemicals needed for chemical reactions so that the reactions proceed more rapidly.
1) Remove the chemical
2) Remove any contaminated clothes or jewelry
3) Rinse the burn immediately
4) Loosely apply a bandage or gauze
5) Take an OTC pain reliever
6) Consider a Tetanus shot