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:
While physical weathering breaks down a rock's physical structure, chemical weathering alters a rock's chemical composition. Physical weathering works with mechanical forces, such as friction and impact, while chemical weathering takes place at the molecular level with the exchange of ions and cations.
Which question? i’ll answer it in the comments when you tell me
If there are a lot more females then males in a country, there could be a rise in births, and if it is serious it could lead to an overpopulation problem. If there are more males there could be a lack of births, and the infrastructure could be compromised. In both cases specific gender-related jobs could be in short supply or there might not be enough workers for a steady economy.
