Answer:
The only thing that can scratch Corundum is diamond.
Explanation:
We refer to the Mohs Hardness Scale for the hardness levels. We can see that Corundum is a level 9 which is the second highest so at a level 10 we see diamond, therefore diamond is the only thing that can scratch Corundum.
Diffusion is the type of transport that oxygen and carbon dioxide use to cross the cell membrane
Wrong carbon dioxide goes into the plants leaves and comes out as fresh air
Answer:
True
Explanation:
TARGETS CELL WALL
(narrow, antibiotic) - major ingredient in Neosporin to treat superficial skin infections
