For the first question the answer is D
For the second question the answer is B
By using ratios. You get a punnet square and then get the ratio or even the percentage.
Seaweed is a type of algae.
Explanation: Seaweeds are a group of photoautotrophic, multi-cellular algae occurring in marine environments.
Those states would be Wyoming, Colorado, Utah, New Mexico, California, Arizona, And Nevada
The Upper Basin States being Wyoming Colorado Utah and New Mexico
The Lower basin states being Cali Az and Nevada