I know the first one:
The person might have trouble seeing shades of red, blue, and/or green. Color-sensitive pigments in the cones of the eye are absent. These inabilities to see certain colors ends up leading to the person seeing the colors in question as a mixture of the same shade.
Answer:
As a person who lives in Alaska, the Russians sold it because i guess they thought it was useless but little did they know its like a major gold mine!
Explanation:
Simplify...
2.5(10−8)(9(10−10))
= 0
0 will be your answer...
Answer:
Organism remains wereburied with little oxygen.
Explanation:
Good climate, many rivers, fertile soil
